CN1937668B - Method for converting frequency-modulated music into mobile communication terminal caller ring tone and its terminal - Google Patents
Method for converting frequency-modulated music into mobile communication terminal caller ring tone and its terminal Download PDFInfo
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- CN1937668B CN1937668B CN2006101219774A CN200610121977A CN1937668B CN 1937668 B CN1937668 B CN 1937668B CN 2006101219774 A CN2006101219774 A CN 2006101219774A CN 200610121977 A CN200610121977 A CN 200610121977A CN 1937668 B CN1937668 B CN 1937668B
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Abstract
The invention provides a method and terminal for transferring FM music into MMC terminal incoming call ring. It includes: choosing FM frequency and receiving and playing FM signals; disposing the signals into compressed audio data and storing; then setting the data as the incoming call ring. This invention can transfer the tone resources of FM music into the incoming call ring that MMC terminal can identified, which satisfies user's abundant requirements about music ring and low basic cost.
Description
Technical Field
The present invention relates to the field of mobile communication, and more particularly, to a method for converting Frequency Modulation (FM) music into an incoming call ringtone of a mobile communication terminal in the mobile communication terminal and a terminal thereof.
Background
In a mobile communication terminal, a ringtone is used as a warning tone for an incoming call, a short message, voice, data, an alarm, and the like, and a ringtone is a most basic function of a mobile communication terminal, and is preferred by all users, particularly young people.
In the mobile communication terminal, various ring tones go through from the earliest composite tone, polyphonic ring tone to the MP3 ring tone in sequence. Among them, general mobile communication terminals have simple synthesized ring tones; the chord ring tones comprise 16 chords, 32 chords, 40 chords, 64 chords and the like; MP3 ring tones include a real person uttering a sound, etc.
The above-mentioned various ring tones are mainly realized by baseband chip, special chord chip or MP3 playing chip in the mobile communication terminal, and the sound source is mainly obtained by prefabricated, Personal Computer (PC) downloading and paying dynamic downloading mode.
Therefore, some ring tones are pre-made in the terminal and cannot be changed; some ring tones require special equipment to be downloaded from the network and some ring tones even need to be purchased for a fee. Thus, the ring tone acquisition has great limitation; higher additional costs are required; the demand cannot be satisfied in time.
Currently, some mobile communication terminals have implemented FM broadcast, which is mainly implemented by using a special FM chip. In addition, the mobile communication terminal cannot convert a large amount of user favorite music played from FM broadcast into alert tones of the mobile communication terminal, and therefore cannot meet the requirement that the user acquires the latest music ring at any time.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the present invention provides a method for converting frequency modulation FM music into incoming call ringtone of a mobile communication terminal and a terminal thereof, so that the mobile communication terminal converts the frequency modulation FM music as a sound source into a ringtone type recognizable by the mobile communication terminal, and the requirement of a user for acquiring rich music ringtones is satisfied at any time.
The invention provides a method for converting frequency modulation music into incoming call ringtone of a mobile communication terminal, which comprises the following steps:
selecting a frequency modulation frequency, receiving a frequency modulation signal and playing the frequency modulation signal;
processing the received frequency modulation signal into compressed audio data and storing the compressed audio data;
and setting the stored compressed audio data as the incoming call ringtone.
According to the method, the frequency modulation signal is processed into compressed audio data and stored, and the method comprises the following steps:
encoding the frequency modulation signal, and compressing the frequency modulation signal into compressed audio data;
caching the compressed audio data;
and storing the cached compressed audio data.
According to the method, the setting of the stored compressed audio data as the incoming call ring tone includes the steps of:
entering a ring tone selection menu;
and selecting the compressed audio data from the incoming call ring selection menu as an incoming call ring.
According to the method, comprising the steps of: and when the call comes, playing according to the set incoming call ringtone.
According to the method, the playing is carried out according to the set incoming call ringtone, and the method comprises the following steps:
reading and caching compressed audio data set as incoming call ringtone;
decoding the cached compressed audio data into audio data;
and playing the decoded audio data.
According to the method, the buffering of compressed audio data comprises the steps of:
judging whether the storage space is enough;
and if the storage space is enough, caching the compressed audio data.
According to the method, further comprising the steps of:
and if the storage space is insufficient as a judgment result, stopping caching.
According to the method, the frequency range of the frequency modulated signal is: 76 MHz-108 MHz.
According to the method, the incoming call ring is a prompt tone comprising an incoming call, a short message, voice, data and an alarm.
The invention also provides a mobile communication terminal, which comprises a radio frequency unit, a voice input unit and a voice output unit;
further comprising at least: the device comprises a frequency modulation unit, a digital signal processor, a central processing unit, a music file memory, a display, a key input unit, a memory and a loudspeaker; wherein,
the frequency modulation unit is used for receiving and playing frequency modulation signals and transmitting the frequency modulation signals to the digital signal processor under the control of the central processing unit;
the digital signal processor is used for receiving the frequency modulation signal transmitted by the frequency modulation unit, processing the frequency modulation signal into compressed audio data, caching the compressed audio data, and transmitting the compressed audio data to the music file memory under the control of the central processing unit; under the control of the central processing unit, the compressed audio data stored in the music file memory is cached and processed and then sent to the loudspeaker;
a music file memory for storing the compressed audio data;
a memory for storing incoming call ringtone selection menus;
the central processing unit is used for controlling and judging whether the user processes, caches and stores the received frequency modulation signal; judging whether to play the compressed audio data stored in the music file memory according to the incoming call ring set by the user through the incoming call ring selection menu;
the key input unit is used for inputting a command for processing a frequency modulation signal and a command for setting incoming call ringtone by a user; the recording button comprises a recording button for processing a frequency modulation signal and a recording stopping button for stopping processing the frequency modulation signal;
a display for displaying an incoming call ringtone selection menu for a user to select;
and the loudspeaker is used for playing the incoming call ringtone.
The digital signal processor includes at least:
the coder/decoder is used for coding the frequency modulation signal into compressed audio data and sending the compressed audio data to the buffer for buffering; under the control of the central processing unit, decoding the compressed audio data stored in the buffer memory into audio data, and sending the decoded audio data to a loudspeaker;
the buffer is used for buffering the compressed audio data and sending the compressed audio data to the music file memory for storage under the control of the central processing unit; the compressed audio data sent from the music file memory is buffered under the control of the central processor.
The frequency modulation unit, the digital signal processor and the central processing unit are integrated.
The frequency modulation frequency range of the frequency modulation unit is as follows: 76 MHz-108 MHz.
The central processor adopts CDMA 1X baseband chip or serial chip of mobile terminal modem platform.
The music file memory adopts a secure digital card.
The incoming call ring is a prompt tone comprising an incoming call, a short message, voice, data and an alarm.
The invention has the advantages that the FM music is used as the sound source and is converted into the ring type which can be identified by the mobile communication terminal, the requirement of users for acquiring abundant music ring can be met at any time, and the cost is low.
Drawings
Fig. 1 is a schematic structural diagram of a mobile communication terminal for converting fm music into ring tones of the mobile communication terminal according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a DSP in the mobile communication terminal shown in fig. 1;
FIG. 3 is a flow chart of receiving and storing audio data;
FIG. 4 is a flow chart of setting incoming ring tones;
fig. 5 is a flowchart of playing using a set incoming ringtone.
Detailed Description
The invention provides a method for converting frequency modulation music into incoming call ringtone of a mobile communication terminal and the terminal thereof. The present invention will be described in detail below with reference to the accompanying drawings.
In this embodiment, the incoming call ring generally refers to a prompt tone including an incoming call, a short message, voice, data, and an alarm.
Example one
As shown in fig. 1, a schematic structural diagram of a mobile communication terminal for converting frequency-modulated music into an incoming call ringtone of the mobile communication terminal according to an embodiment of the present invention is shown. As shown in fig. 1, in the present embodiment, the mobile communication terminal 100 includes: a central processing unit 101, a frequency modulation FM unit 102, a Digital Signal Processor (DSP) 103, a music file memory 104, a radio frequency RF unit 105, a voice input unit 106, a speaker 107, a voice output unit 108, a key input unit 109, a display 110, and a memory 111. Wherein,
the frequency modulation FM unit 102 is used for receiving frequency modulation signals and playing frequency modulation programs, and transmitting the frequency modulation signals to the digital signal processor DSP103 under the control of the central processing unit 101;
a digital signal processor 103, configured to receive the frequency modulation signal transmitted by the frequency modulation FM unit 102, process the frequency modulation signal into compressed audio data, buffer the compressed audio data, and transmit the compressed audio data to the music file memory 104 under the control of the central processor 101; under the control of the central processing unit 101, the compressed audio data stored in the music file memory 104 is buffered and processed and then sent to the loudspeaker 107;
a music file memory 104 for storing the compressed audio data;
a central processing unit 101 for controlling the overall operation of the mobile communication terminal 100, particularly controlling and judging whether the user processes, buffers and stores the received frequency modulation signal; judging whether to play the compressed audio data stored in the music file memory according to the incoming call ring set by the user through the incoming call ring selection menu;
a speaker 107 for playing a ring tone;
a memory 111 that generally stores programs for overall operations of the mobile communication terminal 100; the invention also stores incoming call ring selection menu, which can select compressed audio data as incoming call ring;
a key input unit 109 for a user to input a command for performing frequency modulation signal processing and a command for setting incoming call ringtone to the central processing unit 101; generally, a plurality of numeric keys and function keys (#, # etc.; not shown) for executing various functions (editing text messages, etc.) including a recording key for executing processing of a frequency-modulated signal and a recording stop key for stopping processing are provided, and an electric signal of key data corresponding to an input key is output to the central processor 101 according to the key input by the user of the mobile communication terminal 100;
a display 110 for displaying an incoming call ringtone selection menu for a user to select; a commonly used Liquid Crystal Display (LCD) device, for example, which displays the current status or changes in the progress status of a Display program to the user of the mobile communication terminal 100;
in addition, the Radio Frequency (RF) unit 105, the voice input unit 106, and the voice output unit (Receiver)107 are the same as those in the prior art, and are not described herein again.
As shown in fig. 2, in this embodiment, the digital signal processor DSP103 at least includes:
the coder/decoder 103a is used for coding the frequency modulation signal into compressed audio data and sending the compressed audio data to the buffer memory 103b for buffering; under the control of the central processing unit 101, the compressed audio data stored in the buffer memory 103b is decoded into audio data, and the decoded audio data is sent to the speaker 107;
the buffer memory 103b is used for buffering the compressed audio data and sending the compressed audio data to the music file memory 104 for storage under the control of the central processing unit 101; the compressed audio data sent from the music file storage 104 is buffered under the control of the central processor 101.
In this embodiment, the main technical parameters of the mobile communication terminal are shown in table 1.
TABLE 1
| Function classes | Item | Specification description | Remarks for note |
| Voltage of | I/O | 1.62V-3.6V | |
| Inner CORE (CORE) | 1.8V | ||
| Electric current | Standby mode (Standby mode) | 10uA | |
| Working mode (Working mode) | 40mA | ||
| Temperature range | Operating temperature | -10℃～60℃ | |
| FM | FM frequency | 76MHz to 108MHz | |
| Encoder/decoder (CODEC) | Coding format | 4-bit mono (mono) adaptive audio pulse coding (IMA)-ADPCM) multimedia digital signal codec (codec) | |
| Sampling frequency | 48KHz sampling Rate (Sample Rate) | ||
| Memory device | SD/MC | ||
| Digital to analog conversion (DAC) | 85dB Signal-to-noise ratio (SNR) and 0.07% Threshold (THD) | ||
| Capacity of | Maximum 512M | ||
| Player (PLAY) | Play format | Adaptive audio pulse coding (IMA-ADPCM) using musical instrument digital format (MIDI) |
| Amplifier power | 550mW output (output) input (into) 8 ohm (ohm) load (1oad) at 3.6V | ||
| Distortion ratio | 0.1% Threshold (THD) at 1KHz | ||
| Debugging scope | -18dB to+12dB |
In this embodiment, the frequency modulation frequency range of the frequency modulation FM unit 102 is: 76 MHz-108 MHz. The central processing unit 101 selects a serial chip of a high-pass Mobile terminal tuning demodulator (MSM: Mobile Station Modem) platform, namely a Qualcomm MSM6xxx platform, in the embodiment, a CDMA 1x baseband chip is adopted, but the invention is not limited thereto, and other chips such as MSM6000, MSM6025, MSM 6500 and the like can also be used;
the music file memory 104 adopts a Secure digital Card (SD: Secure Digita1 Card);
the frequency modulation FM unit 102 can select a Phillips Te series chip (PHILIPS Texxxxx);
the digital signal processor DSP103 may be selected from VIMICRO VCxxxx.
In addition, the FM unit 102 and DSP can be integrated with the cpu 101 for use.
Example two
The following describes a method for converting fm music into ring tone of a mobile communication terminal according to the present invention in detail by taking the mobile communication terminal 100 as an example in the first embodiment.
The method comprises the following steps:
selecting a frequency modulation frequency and receiving a frequency modulation signal; processing the received frequency modulation signal into compressed audio data and storing the compressed audio data; and setting the stored compressed audio data as the incoming call ringtone.
In addition, the method can further comprise the following steps: and when an incoming call comes, playing according to the set incoming call ringtone to inform the user.
The following is described in detail with reference to the accompanying drawings:
fig. 3 is a flow chart of receiving, processing and storing fm music according to the present invention. As shown in fig. 3, first, select FM frequency, receive FM signal and play FM music (step 301);
when the received music is the favorite music of the mobile communication terminal user and the music is ready to be used as the incoming call ringtone, the mobile terminal user determines to process the received FM signal (see steps 302 and 303), at this time, the user can input a command for processing the FM signal through the key input unit 109, and can press a recording key arranged on the key input unit 109 to inform the central processor 101 to start processing the received FM signal;
under the control of the central processing unit 101, the codec 103a in the data signal processor 103 encodes the audio signal and compresses it into compressed audio data; then, the compressed audio data is buffered in the buffer 103b (see step 303);
determine whether the storage space of the music file storage 104 is sufficient (see step 304), i.e., determine whether the storage space ≧ MinSize (minimum storage space)?
If the judgment result is large enough, the compressed audio data in the buffer memory 103b is stored into the music file memory 104 under the control of the digital signal processor 103 (see step 305);
further processing of the frequency modulated signal is required (see step 306), and steps 303-305 may be repeated.
If the user does not need to process the frequency modulation signal, the processing of the frequency modulation signal can be stopped when the recording stop button is pressed (see step 306);
if the result of the determination in step 304 is that the storage space is insufficient, the frequency modulated signal cannot be processed further, and at this time, a prompt message is displayed on the display 110 to prompt the user that the storage space is insufficient and the frequency modulated signal cannot be processed, that is, the recording cannot be performed, the process goes to step 306;
at this time, the user can press the record stop button to stop processing the frequency modulation signal.
As shown in fig. 4, there is a flowchart for setting the compressed audio data stored in the music file storage 104 as the incoming call ringtone by the mobile communication terminal of the present invention.
As shown in fig. 4, first, an incoming call ringtone selection menu is entered by pressing a key to specify an incoming ringtone in an incoming ringtone selection list (see step 401);
the compressed audio data stored in the music file storage 104 is designated as an incoming call ringtone (see step 402).
Fig. 5 is a schematic diagram illustrating a ring tone playing process of the mobile communication terminal according to the present invention.
If the mobile communication terminal user does not receive the incoming call (see step 501) when the mobile communication terminal user receives the incoming call, reading the specified compressed audio data from the music file memory 502 into the buffer memory 103b of the DSP103 (see step 502) under the control of the central processing unit 101;
sending the compressed audio data in the buffer 103b to the codec 103a for decoding (see step 503);
then, the decoded audio data is sent to the speaker 107 as an incoming call alert tone to be output (see step 504).
In addition, if the received short message is received, under the control of the central processing unit 101, directly reading the specified compressed audio data from the music file memory 502 into the buffer memory 103b of the digital signal processor DSP103 (see step 502); sending the compressed audio data in the buffer 103b to the codec 103a for decoding (see step 503); finally, the decoded audio data is sent to the speaker 107 as a short message alert tone for output (see step 504).
According to the embodiment, the FM music is used as a sound source and is converted into the ring type which can be identified by the mobile communication terminal, so that the requirements of users for obtaining rich music ring can be met at any time, and the cost is low.
The above examples are intended to illustrate the invention, but not to limit the invention.
Claims (16)
1. A method for converting FM music into mobile communication terminal incoming call ring is characterized in that the method comprises the following steps:
selecting a frequency modulation frequency, receiving a frequency modulation signal and playing the frequency modulation signal;
processing the received frequency modulation signal into compressed audio data and storing the compressed audio data;
and setting the stored compressed audio data as the incoming call ringtone.
2. The method for converting fm music into ring tone of a mobile communication terminal as claimed in claim 1, wherein the processing of the fm signal into compressed audio data and storing the compressed audio data comprises the steps of:
encoding the frequency modulation signal, and compressing the frequency modulation signal into compressed audio data;
caching the compressed audio data;
and storing the cached compressed audio data.
3. The method for converting fm music into a ring tone of a mobile communication terminal according to claim 1, wherein the step of setting the stored compressed audio data as a ring tone comprises the steps of:
entering a ring tone selection menu;
and selecting the compressed audio data from the incoming call ring selection menu as an incoming call ring.
4. The method for converting fm music into ring tone of a mobile communication terminal according to claim 1, comprising the steps of: and when the call comes, playing according to the set incoming call ringtone.
5. The method for converting FM music into incoming call ring tone of mobile communication terminal as claimed in claim 4, wherein the playing is performed according to the set incoming call ring tone, comprising the steps of:
reading and caching compressed audio data set as incoming call ringtone;
decoding the cached compressed audio data into audio data;
and playing the decoded audio data.
6. The method for converting fm music into ring tone of a mobile communication terminal as claimed in claim 2, wherein the buffering of the compressed audio data comprises the steps of:
judging whether the storage space is enough;
and if the storage space is enough, caching the compressed audio data.
7. The method for converting FM music into ring tone of a mobile communication terminal as claimed in claim 6, further comprising the steps of:
and if the storage space is insufficient as a judgment result, stopping caching.
8. The method of claim 1, wherein the frequency of the FM signal is in the following frequency range: 76 MHz-108 MHz.
9. The method of claim 1, wherein the ring tone is a warning tone including incoming call, sms, voice, data, and alarm.
10. A mobile communication terminal comprises a radio frequency unit, a voice input unit and a voice output unit; it is characterized by also comprising at least: the device comprises a frequency modulation unit, a digital signal processor, a central processing unit, a music file memory, a display, a key input unit, a memory and a loudspeaker; wherein,
the frequency modulation unit is used for receiving and playing frequency modulation signals and transmitting the frequency modulation signals to the digital signal processor under the control of the central processing unit;
the digital signal processor is used for receiving the frequency modulation signal transmitted by the frequency modulation unit, processing the frequency modulation signal into compressed audio data, caching the compressed audio data, and transmitting the compressed audio data to the music file memory under the control of the central processing unit; under the control of the central processing unit, the compressed audio data stored in the music file memory is cached and processed and then sent to the loudspeaker;
a music file memory for storing the compressed audio data;
a memory for storing incoming call ringtone selection menus;
the central processing unit is used for controlling and judging whether the user processes, caches and stores the received frequency modulation signal; judging whether to play the compressed audio data stored in the music file memory according to the incoming call ring set by the user through the incoming call ring selection menu;
the key input unit is used for inputting a command for processing a frequency modulation signal and a command for setting incoming call ringtone by a user; the recording button comprises a recording button for processing a frequency modulation signal and a recording stopping button for stopping processing the frequency modulation signal;
a display for displaying an incoming call ringtone selection menu for a user to select;
and the loudspeaker is used for playing the incoming call ringtone.
11. The mobile communication terminal according to claim 10, wherein said digital signal processor comprises at least:
the coder/decoder is used for coding the frequency modulation signal into compressed audio data and sending the compressed audio data to the buffer for buffering; under the control of the central processing unit, decoding the compressed audio data stored in the buffer memory into audio data, and sending the decoded audio data to a loudspeaker;
the buffer is used for buffering the compressed audio data and sending the compressed audio data to the music file memory for storage under the control of the central processing unit; the compressed audio data sent from the music file memory is buffered under the control of the central processor.
12. The mobile communication terminal according to claim 10 or 11, wherein the frequency modulation unit, digital signal processor and the central processor are integrated.
13. The mobile communication terminal of claim 10, wherein the frequency modulation frequency range of the frequency modulation unit is: 76 MHz-108 MHz.
14. The mobile communication terminal of claim 10, wherein the central processor employs a CDMA 1X baseband chip or a serial chip of a mobile terminal modem platform.
15. The mobile communication terminal of claim 10, wherein the music file storage is a secure digital card.
16. The mobile communication terminal of claim 10, wherein the incoming ringtone is an alert tone including an incoming call, a short message, voice, data, and an alarm.
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| CN2006101219774A CN1937668B (en) | 2006-08-30 | 2006-08-30 | Method for converting frequency-modulated music into mobile communication terminal caller ring tone and its terminal |
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| CN101977260A (en) * | 2010-09-07 | 2011-02-16 | 中兴通讯股份有限公司 | Voice frequency regulating method and device |
| CN102870439A (en) * | 2012-07-02 | 2013-01-09 | 华为技术有限公司 | Method and apparatus for obtaining digital music |
| CN107800449A (en) * | 2016-09-02 | 2018-03-13 | 环达电脑(上海)有限公司 | Vehicle-mounted radio music stocking system and method |
| CN107528989B (en) * | 2017-09-26 | 2020-12-15 | 惠州Tcl移动通信有限公司 | Incoming call ringtone adjusting method, terminal and storage medium |
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| CN2762454Y (en) * | 2004-12-14 | 2006-03-01 | 唐新宇 | Radio MP3 and handfree telephone device |
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| CN2762454Y (en) * | 2004-12-14 | 2006-03-01 | 唐新宇 | Radio MP3 and handfree telephone device |
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