CN203666162U - Intelligent voice recognition greeting card - Google Patents
Intelligent voice recognition greeting card Download PDFInfo
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- CN203666162U CN203666162U CN201320800437.4U CN201320800437U CN203666162U CN 203666162 U CN203666162 U CN 203666162U CN 201320800437 U CN201320800437 U CN 201320800437U CN 203666162 U CN203666162 U CN 203666162U
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- greeting card
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- intelligent sound
- sound identification
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Abstract
The utility model provides an intelligent voice recognition greeting card. The intelligent voice recognition greeting card comprises a greeting card shell, a voice collection circuit, a power supply circuit, an SOC and a loudspeaker, wherein the voice collection circuit, the power supply circuit, the SOC and the loudspeaker are arranged in the greeting card shell; the SOC comprises a microprocessor, an input and output interface and a shaping circuit, the microprocessor is connected with a memory set, a mathematical operation co-processing circuit and a counter respectively, the input and output interface is connected with a reading and writing interface, a transmission interface, a differential amplification circuit, a pulse width modulation unit and a crystal oscillation unit respectively, the crystal oscillation unit is connected with an RC oscillating circuit and a phase-locked loop unit respectively, and the shaping circuit is connected with an D/A converter, a volume adjustment unit and a power amplifier unit respectively. The intelligent voice recognition greeting card achieves the functions of voice recognition, voice playing and data storage, does not need complex peripheral circuits, works with low power consumption and is low in cost.
Description
Technical field
The utility model relates to entertainment product, refers to especially a kind of intelligent sound identification greeting card.
Background technology
Greeting card is that people transmit one of best mode of emotion, sends card, is one of daily life of a lot of people, particularly occidentals.Currently marketed greeting card made of paper, music greeting card, record/playback greeting card, can not meet people's demand gradually, and people wish that the speech recognition greeting card with Intelligent dialogue function occurs, because voice are only the most natural interactive mode.Currently marketed speech recognition schemes, expensive, circuit complexity, bulky, power consumption is very high.And greeting card product has very high requirement to circuit complexity, power supply mode, volume, power consumption, these speech recognition schemes cannot be applied on greeting card product.
Utility model content
The utility model proposes a kind of intelligent sound identification greeting card, solved circuit complexity in prior art, bulky and can not realize the problem of Intelligent dialogue function.
The technical solution of the utility model is achieved in that
A kind of intelligent sound identification greeting card, comprise: greeting card shell and be arranged on shown in voice collecting circuit in greeting card shell, power-supplying circuit, SOC chip and loudspeaker, SOC chip comprises microprocessor, input/output interface, shaping circuit, microprocessor respectively with memory set, mathematical operation association treatment circuit sum counter connects, input/output interface respectively with read-write interface, coffret, differential amplifier circuit, pwm unit is connected with crystal oscillator unit, crystal oscillator unit is connected with RC oscillating circuit and phase locked-loop unit respectively, shaping circuit respectively with D/A converter, sound volume regulation unit is connected with power amplifier unit.
Preferably, voice collecting circuit comprises differential amplifier circuit, automatic gain control circuit, operational amplifier and the A/D converter of volume control circuit and electrical connection successively, one end of volume control circuit is connected with the reverse input end of operational amplifier, and the other end of volume control circuit is connected with the output of operational amplifier.
Preferably, power-supplying circuit is 3 joint button cells.
Preferably, memory comprises SRAM memory and otp memory.
Preferably, coffret comprises serial transmission interface and parallel interface.
Preferably, read-write interface is NAND type Flash read-write interface.
Preferably, power amplifier unit is AB type or D type power amplifier unit.
Preferably, also comprise watchdog unit, low voltage difference voltage stabilizing output unit and low voltage resetting unit.
The utility model intelligent sound identification greeting card scheme, adopt real SOC(System on Chip, SOC(system on a chip)) design, on single chips, realize the function of speech recognition, speech play, data storage, without complicated peripheral circuit, low-power consumption work, with low cost, can, according to greeting card theme, different voice recognition commands and answer content be set.Therefore, can meet the demand of market to speech recognition greeting card.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of intelligent sound identification of the utility model greeting card structural representation;
Fig. 2 is the block diagram of SOC chip structure shown in Fig. 1;
Fig. 3 is the circuit theory diagrams of voice collecting circuit shown in Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, intelligent sound identification greeting card of the present utility model, comprise greeting card shell, with the voice collecting circuit, power-supplying circuit, SOC chip and the loudspeaker that are arranged in greeting card shell, voice collecting circuit adopts microphone to gather voice command signal, and carries out front end signal processing and signal after treatment is input to SOC chip; Power-supplying circuit, adopts 3 joint button cell power supplies, opens greeting card and starts SOC chip; SOC chip outputs to voice, music loudspeaker and plays.SOC chip can be realized the function of speech recognition, speech play, data storage, according to different greeting card themes, has different voice recognition commands and answer content.Greeting card is a kind of convertible card, described greeting card shell, and the theme of expressing as required, has different sizes, color, pattern, word, made of paper or other materials.
Preferably, greeting card shell is provided with magnetic normally closed switch, and two contact electrodes respectively corresponding two of being positioned at convertible shell are rolled on bodies.Like this, in the time that card closes, two electrode contacts, switch closure, after card is opened, two electrodes disengage, and switch disconnects.
As shown in Figure 2, SOC chip of the present utility model can be realized the function of speech recognition, speech play, data storage, according to different greeting card themes, there is different voice recognition commands and answer content, comprise the memory set of stored sound, memory set comprises SRAM memory and otp memory, OTP(One Time Programming Memory) memory is write-once type memory, for storage program and static data, SRAM(Static Random Access Memory) be static read/write memory, for storing dynamic data; Microprocessor, for logic control and basic calculating; Mathematical operation association processing unit, for completing specific mathematical operation; A/D converter, for being converted to microphone signal the data signal that CPU can directly process; Microphone signal differential amplifier circuit, the adjustment of band automatic gain, for the amplification of microphone signal; Counter, for the constant duration sampling of voice signal; Serial transmission interface, for connecting external series equipment; Parallel interface, for connecting outside LPT device; Read-write interface, preferred, read-write interface is NAND type Flash read-write interface, for connecting outside NAND type FLASH equipment; Pwm unit; For exporting the data signal after pulsewidth modulation; Sound volume regulation unit, for the volume of regulation output voice signal; D/A converter, for being converted to analog signal output by data signal after treatment CPU; RC oscillating circuit, built-in chip type capacitance-resistance oscillating unit, for generation of the clock signal of CPU work; Crystal oscillator unit, for connecting external timing signal; Shaping circuit, for carrying out shaping to outputting analog signal; Power amplifier is AB type, D type power amplifier unit, for driving the powerful devices such as loudspeaker; Phase locked-loop unit, for generation of CPU high frequency clock signal; House dog, for supervisory programme mistake; Preferably, also comprising LDO(Low Drop Out) unit is low voltage difference voltage stabilizing output unit, for providing stable output voltage for other parts; LVR(Low Voltage Reset) unit is low voltage resetting unit, for resetting in brownout; Input/output port, for the input and output control of analog quantity, digital quantity.
As shown in Figure 3, voice collecting circuit comprises that differential amplifier circuit is Diff AMP, for microphone differential signal MIC_P, the MIC_N of input are amplified to applicable amplitude; Automatic gain control circuit is AGC, automatically adjusts signal gain according to the amplitude size of input signal, to ensure that input signal is unlikely to excessive and distortion, is also unlikely to too small and cannot processes; Operational amplifier is OP, for amplifying signal; MIC Vol, for the multiplication factor of control algorithm amplifier; A/D converter, for converting the data signal that CPU can directly process to through the analog signal after amplifying.
The utility model intelligent sound identification greeting card scheme, adopt real SOC(System on Chip, SOC(system on a chip)) design, on single chips, realize the function of speech recognition, speech play, data storage, without complicated peripheral circuit, low-power consumption work, with low cost, can, according to greeting card theme, different voice recognition commands and answer content be set.Therefore, can meet the demand of market to speech recognition greeting card.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. an intelligent sound identification greeting card, it is characterized in that, comprise: greeting card shell and be arranged on shown in voice collecting circuit in greeting card shell, power-supplying circuit, SOC chip and loudspeaker, described SOC chip comprises microprocessor, input/output interface, shaping circuit, described microprocessor respectively with memory set, mathematical operation association treatment circuit sum counter connects, described input/output interface respectively with read-write interface, coffret, differential amplifier circuit, pwm unit is connected with crystal oscillator unit, described crystal oscillator unit is connected with RC oscillating circuit and phase locked-loop unit respectively, described shaping circuit respectively with D/A converter, sound volume regulation unit is connected with power amplifier unit.
2. a kind of intelligent sound identification greeting card according to claim 1, it is characterized in that, described voice collecting circuit comprises differential amplifier circuit, automatic gain control circuit, operational amplifier and the A/D converter of volume control circuit and electrical connection successively, one end of described volume control circuit is connected with the reverse input end of operational amplifier, and the other end of described volume control circuit is connected with the output of operational amplifier.
3. a kind of intelligent sound identification greeting card according to claim 1, is characterized in that, described power-supplying circuit is 3 joint button cells.
4. a kind of intelligent sound identification greeting card according to claim 1, is characterized in that, described memory comprises SRAM memory and otp memory.
5. a kind of intelligent sound identification greeting card according to claim 1, is characterized in that, described coffret comprises serial transmission interface and parallel interface.
6. a kind of intelligent sound identification greeting card according to claim 1, is characterized in that, described read-write interface is NAND type Flash read-write interface.
7. a kind of intelligent sound identification greeting card according to claim 1, is characterized in that, described power amplifier unit is AB type or D type power amplifier unit.
8. according to the arbitrary described a kind of intelligent sound identification greeting card of claim 1-7, it is characterized in that, also comprise watchdog unit, low voltage difference voltage stabilizing output unit and low voltage resetting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800437.4U CN203666162U (en) | 2013-12-06 | 2013-12-06 | Intelligent voice recognition greeting card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800437.4U CN203666162U (en) | 2013-12-06 | 2013-12-06 | Intelligent voice recognition greeting card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203666162U true CN203666162U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320800437.4U Expired - Fee Related CN203666162U (en) | 2013-12-06 | 2013-12-06 | Intelligent voice recognition greeting card |
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| Country | Link |
|---|---|
| CN (1) | CN203666162U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610705A (en) * | 2017-10-27 | 2018-01-19 | 成都常明信息技术有限公司 | One kind is according to age intelligence tone color speech robot people |
| CN107621800A (en) * | 2017-10-27 | 2018-01-23 | 成都常明信息技术有限公司 | A kind of intelligent sound robot based on age regulation volume |
| CN107657954A (en) * | 2017-10-27 | 2018-02-02 | 成都常明信息技术有限公司 | A kind of Intelligent volume speech robot people |
-
2013
- 2013-12-06 CN CN201320800437.4U patent/CN203666162U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610705A (en) * | 2017-10-27 | 2018-01-19 | 成都常明信息技术有限公司 | One kind is according to age intelligence tone color speech robot people |
| CN107621800A (en) * | 2017-10-27 | 2018-01-23 | 成都常明信息技术有限公司 | A kind of intelligent sound robot based on age regulation volume |
| CN107657954A (en) * | 2017-10-27 | 2018-02-02 | 成都常明信息技术有限公司 | A kind of Intelligent volume speech robot people |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210308 Address after: Room a416, 4th floor, auxiliary building, No.79, Shuangqing Road, Haidian District, Beijing 100085 Patentee after: Beijing hechengke Technology Co.,Ltd. Address before: 100083 606, 6th floor, 2 jingshuyuan Road, Haidian District, Beijing Patentee before: HELIOS-ADSP TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20211206 |