CN201285551Y

CN201285551Y - Point reading pen

Info

Publication number: CN201285551Y
Application number: CNU2008202130438U
Authority: CN
Inventors: 刘建生
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-10-31
Filing date: 2008-10-31
Publication date: 2009-08-05
Anticipated expiration: 2018-10-31

Abstract

The utility model relates to a touching and talking pen which comprises a shell, an optical sensing head, a USB socket, an earphone socket, a key, an image processing circuit, a main control circuit, an FLASH memory, a wireless transmitting circuit and a battery, wherein the FLASH memory stores system programme and data documents, the main control circuit is a multimedia SoC chip comprising audio data decoding, DAC switching and earphone power amplification. The wireless transmitting circuit comprises a first transmitting channel used for modulating voice signals into wireless signals and transmitting the modulated voice signals out, and a second transmitting channel used for modulating character coding signals into wireless signals and transmitting the modulated character coding signals together with the modulated voice signals synchronously out. The touching and talking pen has small volume, is convenient for being carried like a common pen, and is suitable for children and the adult. A receiving device matched with the touching and talking pen has multiple function, can be used as the decoration, and can be used as daily appliances like a clock control radio, and can also be used as a sound part of the touch and talk pen with multiple purposes.

Description

Talking pen

Technical field

The utility model relates to a kind of education electronic product, specifically, relate to a kind of talking pen that cooperates the broadcast of books teaching material and books Chinese words or the corresponding audio file of image content, this talking pen can use together with the multifunction wireless audio amplifier of special outfit.

Background technology

Many novel children instrument---point reader of giving financial aid to students appears at present on the market.Be characterized in, lay crisscross conductive mesh film, join one outward only to launch the click pen of electromagnetic signal in the inside of a housing similar with notebook computer.During use the textbook horizontal on the housing that launches, with clicking pen is clicked literal on the textbook position, click a wireless signal that sends and will be accepted by the conduction web plate that casing inside is laid.Through handling, CPU in the casing just can obtain the coordinate figure of click location, and then the speech data corresponding to this coordinate that is stored in the speech data memory according to the coordinate figure handle reads out, deliver to the sound that speech processing circuit sends this position literal or picture correspondence, play the effect of reading (or reading).

Because the point reader volume is too heavy, use has inconvenience more.Release a kind of talking pen in the recent period again based on optical identification sign indicating number (OID).Adopt the OID principle, the OID sign indicating number that naked eyes are difficult for discovering is printed on the common printed thing, and the OID that talking pen is discerned the position of taking pictures with camera encodes, and finds corresponding audio files according to the OID coding again, and then realizes reading.

The OID talking pen is simple in structure, with low cost, easy to use, is in the ascendant trend of market development at present, and domestic many publishers are all attempting adopting OID talking pen distribution talking book.

But owing on the existing OID talking pen camera and loudspeaker are installed, volume is bigger, to such an extent as to do not resemble one " pen ".For its target group---child, take and play to get up to undertake to do what is apparently beyond one's ability really.

For this reason, Chinese patent 200620106929.X discloses a kind of wireless split-type talking pen, wherein only comprises OID identification, decoding and with the Bluetooth circuit of launching after the coded modulation, so volume can design very for a short time.And the decoding and the phonation circuit of the retrieval of the acceptance of Bluetooth signal, decoding, corresponding voice data, MP3 data all design with cassette shell that talking pen separates in, reach with this talking pen accomplished very little purpose.

But the defective of this scheme is because talking pen itself can not sounding, so whenever all must and " cassette shell " of special outfit use together, this has increased another kind of inconvenience again, and is more inconvenient when using especially out of doors.

The utility model content

The technical problems to be solved in the utility model is big, the awkward defective of OID talking pen volume at prior art, and a kind of talking pen that has receiver J-Horner and radio transmitter simultaneously is provided.

The technical scheme in the invention for solving the technical problem is, a kind of talking pen is provided, comprise housing, housing is provided with optical sensing head, USB socket, receiver J-Horner and at least one button, is provided with image processing circuit, governor circuit, FLASH storer and supplying cell in the housing; Wherein, described image processing circuit communicates to connect with described optical sensing head and described governor circuit respectively, described governor circuit also communicates to connect with described FLASH storer, described USB socket, described receiver J-Horner and described at least one button, store system program and data file in the described FLASH storer, described data file comprises audio data file, and described governor circuit is the multimedia SoC chip that comprises voice data decoding, DAC conversion and earphone power amplifier; Also comprise the radio transmitter that links to each other with described governor circuit, wherein, described radio transmitter comprises and is used for first transmission channel that the voice signal with governor circuit output is modulated into wireless signal and launches.

In talking pen described in the utility model, described data file comprises the literal code data file supporting with described audio data file, described governor circuit comprises and is used for second transmission channel that becomes modular converter with the corresponding literal code signal of described voice signal, described radio transmitter to comprise to be used for the literal code signal with described governor circuit output to be modulated into wireless signal and to go out with the voice signal synchronized transmissions after the described first passage modulation described literal code data-switching.

In talking pen described in the utility model, card or pencil box or penholder be equipped with, be printed with on it and represent F.F., rewind down, stop, the icon of MP3, hearing, preceding song, back song, reading, dictionary and/or game operation pattern, and add on the described icon and be printed on stealthy yard of the optical identification corresponding with each icon.

In talking pen described in the utility model, wireless sound box is equipped with, the loudspeaker that it comprises voice box casing, be arranged on the wireless receiving circuit in the housing and be connected with described wireless receiving circuit, thus wherein said wireless receiving circuit comprises the circuit that is used for the described wireless signal generation of demodulation sound signal, is used to the audio power amplifier circuit that amplifies sound signal and drive described loudspeaker.

In above-mentioned talking pen, described wireless sound box also comprises display screen, clock, alarm clock and clock controlled switch circuit.

Wireless sound box is equipped with in talking pen described in the utility model,, loudspeaker and display screen that it comprises voice box casing, is arranged on the two-channel wireless receiving circuit in the housing and is connected with described two-channel wireless receiving circuit; Thereby thereby described two-channel wireless receiving circuit comprises and is used for demodulation and separates first receiving cable that described wireless signal generates sound signal, be used for demodulation and separate described wireless signal generating second receiving cable with the synchronously supporting literal code signal of described sound signal; Described first receiving cable comprises the audio power amplifier circuit that amplifies sound signal and drive described loudspeaker, and described second receiving cable comprises and being used for according to the display driver circuit of literal code display text on display screen and the storer that is used for the memory word database data.

In above-mentioned talking pen, described wireless sound box comprises clock, alarm clock and clock controlled switch circuit.

In talking pen described in the utility model, described radio transmitter is the FM signal transmission circuit, and described wireless signal is the FM signal, and described wireless receiving circuit is the FM signal receiving circuit.

In talking pen described in the utility model, described radio transmitter is the FM signal transmission circuit, and described wireless signal is the FM signal, and described wireless sound box is the FM radio that can receive the FM radio station broadcast signal.

In talking pen described in the utility model, comprise a switchgear that links to each other, is used for during earphone inserts, turn-offing described radio transmitter with described receiver J-Horner and described radio transmitter.

Talking pen of the present utility model can be listened to by earphone, also can listen to and books Chinese words or the corresponding audio content of image content by supporting receiving trap (for example wireless sound box or common FM radio).The talking pen volume is small and exquisite, and is very convenient to carry as common pen, not only is suitable for child and uses, and also is fit to the adult and uses.

Supporting receiving trap can have various function, promptly can be used as decoration, can be used as daily-use electrical appliances such as bell-controlling radio again, can also serve multiple as the sounding parts of talking pen.In addition, receiving trap can also show the word content supporting with audio sync, helps phonetic study.

Description of drawings

Below in conjunction with description of drawings embodiment of the present utility model:

Fig. 1 is the schematic appearance of the talking pen of an embodiment of the utility model;

Fig. 2 is the synoptic diagram of the wireless sound box that only has function of radio receiver of embodiment of the utility model;

Fig. 3 is the synoptic diagram of the wireless sound box with radio reception and time clock feature of an embodiment of the utility model;

Fig. 4 is the synoptic diagram of the wireless sound box with radio reception and synchronous literal Presentation Function of an embodiment of the utility model;

Fig. 5 is the structural representation of the talking pen of an embodiment of the utility model;

Fig. 6 is the schematic block circuit diagram of the talking pen of an embodiment of the utility model;

Fig. 7 is the icon synoptic diagram that is printed on the stealthy sign indicating number of OID of an embodiment of the utility model;

Fig. 8 is the principle of work block diagram of the wireless sound box with function of radio receiver of an embodiment of the utility model;

Fig. 9 is the principle of work block diagram of the wireless sound box with radio reception and time clock feature of an embodiment of the utility model;

Figure 10 is the principle of work block diagram of the wireless sound box with radio reception and synchronous literal Presentation Function of an embodiment of the utility model.

Embodiment

Design of the present utility model is a kind of talking pen of design, and the retrieval of the identification of OID sign indicating number, MP3 data, phonation circuit etc. all are placed on inside the handwriting, can insert the sound that earphone is heard broadcast when using separately, but not be with loudspeaker.Radio transmitters such as FM or bluetooth are set in handwriting, will launch after the voice signal modulation.The receiving circuit design of sound is in the cassette shell that separates.For the FM transmission plan, the cassette shell of receiving end can be a FM radio.Like this, insert its handwriting of earphone and can use separately, can sound after the wireless signal demodulation by the cassette shell reception talking pen emission that separates when not inserting earphone.

Cassette shell can be designed to the animal or plant moulding that child likes, can the FM radio on the function, also can be the bell-controlling radio that has clock, alarm clock function, can also comprise multi-functional treatment circuit with synchronous demonstration MP3 lyric characters function.

The method of the utility model display synchronization lyric characters is achieved in that because FM emission, what receive is stereo double-channel signal, voice signal can be launched from a passage (first passage), and the synchronized lyrics literal code is modulated on another passage (second channel), launch simultaneously.The receiving circuit of receiving end is delivered to loudspeaker with the sound signal after the demodulation and is sounded after receiving, and the letter signal of demodulation is delivered to display screen show.

Talking pen among Fig. 1 can work independently, and the OID sign indicating number that obtains according to decoding after clicking retrieves corresponding MP3 voice data and sounds.Owing to do not have loudspeaker in the pen, must insert earphone and just can hear sound.When not inserting earphone, radiating circuit enters duty, and voice signal is modulated to the FM signal and launches.

Fig. 2 is a the wireless sound box with function of radio receiver, and it can receive the FM signal of talking pen emission, therefrom demodulates voice signal, sounds by built-in loudspeaker.Simultaneously, it still is the FM radio of a standard, can receive the FM radio receiver signal of any radio station (comprising the broadcasting station, campus) emission.

Fig. 3 is the wireless sound box with time clock feature, except that all functions with Fig. 2 audio amplifier, owing to adopted the circuit that has time clock feature, thereby can show the time simultaneously, and also have functions such as alarm clock, timed power on/off, more practical concerning child.

Audio amplifier shown in Figure 4 also has the function of display synchronization literal except that all (or part) functions with clock audio amplifier shown in Figure 3, be more suitable for singing MP3 song, exercise hearing spoken language in.

Fig. 5 is the structural representation of talking pen.Find out that by Fig. 5 talking pen comprises housing 501, sensing head 502, circuit board 503, USB socket 504, button 505, earphone socket 506 and battery 507.Battery does not show among the figure at the another side of circuit board.

Fig. 6 is the circuit block diagram of talking pen.Find out its principle of work by Fig. 6, sensing head 601 is facing to the image taking that contains the stealthy sign indicating number of OID, deliver to image processing circuit 602 processing obtaining data, OID sign indicating number after obtaining resolving is delivered to the governor circuit 603 of SoC type, and governor circuit 603 takes out corresponding MP3 audio data decoding, digital-to-analog conversion (DAC) after earphone 607 is sounded according to the numerical value of the OID sign indicating number of resolving 604 li of FLASH storeies.Voice signal after decoding, the DAC conversion is also delivered to radio transmitter 605 through switch 606 and is launched sounding after partly being received by wireless receiving.Whether switch 606 inserts control by earphone 607, and switch 606 was not connected when earphone 607 inserted, and voice signal can be launched through radio transmitter 605.Insert during the earphone 607, switch 606 disconnects, and radio transmitter 605 is not worked, and hears sound from earphone 607 only.

The FLASH storer stores system program and some sound data file for 604 li, each sound data file is corresponding to a Sound book, wherein store the voice data of each OID sign indicating number correspondence by the 0ID sign indicating number, governor circuit 603 can find corresponding voice data according to the 0ID sign indicating number in the data file of selected Sound book, sound after the decoding, realize the reading vocal function of Sound book.Governor circuit 603 can also find and voice data corresponding character coded data in the data file of selected Sound book according to the OID sign indicating number.

USB slave unit socket and PC above being located at it couples together with talking pen, and talking pen has just become the portable hard drive of PC, can be easily downloads or upload reading file, mp3 file or other data files of Sound book correspondence in the computer.

Talking pen inserts the USB line and also can be charged by 608 pairs of batteries 610 of USB socket simultaneously by USB main equipment powered operation generally by 610 power supplies of built-in battery.Certainly, the battery that uses during charging must be a rechargeable battery.

Button 609 can be controlled talking pen by different mode, difference in functionality work.The switching of function and pattern also can be controlled with the 0ID sign indicating number.Such as, can on Sound book, card, talking pen pencil box or penholder, print icon group shown in Figure 7, each icon prints additional the stealthy sign indicating number of different 0ID, click different icons with talking pen and promptly selected different 0ID sign indicating numbers, governor circuit 603 switches to the function or the pattern of this 0ID sign indicating number correspondence according to the OID sign indicating number that obtains.Like this, the icon that has the stealthy sign indicating number of OID just is equivalent to the button of talking pen, and talking pen click function icon just is equivalent to by function button.The benefit that obtains thus is, the function of talking pen is arbitrarily expanded, and needn't too much button be set on one's body at pen again, can make pen do to such an extent that function is very strong and volume is very little.

The principle of work of wireless receiving part is illustrated by Fig. 8, Fig. 9 and Figure 10:

Fig. 8 is the receiving circuit theory diagram that only has wireless receiving and vocal function: by the wireless signal that antenna 801 receives, sound through delivering to loudspeaker 803 after 802 demodulation of FM radio reception circuit, the amplification.Owing to itself also be the FM radio of a standard, so can receive any FM radio station FM broadcast program of (comprising popular broadcasting station, campus).For FM reception, radiating circuit, a lot of standardized products are arranged at present on the market, such as MW2701, MW2702, MW2703, the MW3368 etc. of Shenzhen Mai Wei company, its principle of work is very ripe, repeats no more.

Fig. 9 has the receiving circuit theory diagram of wireless receiving sounding and time clock feature and the difference of Fig. 8 is that the FM receiving circuit has adopted the receiving circuit with time clock feature, thus become have clock, the FM radio of alarm clock, timed power on/off function.By the wireless signal that antenna 901 receives, sound through delivering to loudspeaker 903 after 902 demodulation of FM radio reception circuit, the amplification.Display screen 906 is used for read clock.

Figure 10 is the wireless receiving circuit principle schematic with synchronous literal Presentation Function: by the binary channels FM signal that antenna 1001 receives, after 1002 demodulation of FM radio reception circuit, amplifying, the voice signal of a passage is delivered to loudspeaker 1003 and is sounded.The literal code signal of another passage output is delivered to CPU 1004, demodulate the literal code data that are modulated in the literal code signal by CPU 1004 again, from the character library that is stored in 1005 li of storeies, find the corresponding character font to deliver to display screen 1006 according to the literal code data and show.Because literal code harmony tone signal is a synchronous modulation during transmitting terminal modulation, literal that shows after the receiving end demodulation and sound also are synchronous.The literal of modulation can comprise all literal that need show such as the lyrics, comment, function sign, status information, even can show some simple icon or dedicated graphics by order control CPU1004.When not having sound, the emission of the signal of literal passage is unaffected.When not having literal to show, the passage emission of emission literal code signal does not have the idle bit signal of Word message.

Storer stores system software, character library and data necessary for 1005 li.Receiving end also can be provided with button 1007 on housing, so that carry out function setting, switching, volume control, time adjustment or the like.

About the pattern of modulation and demodulation, be not limited to FM (frequency modulation) pattern, also can adopt other wireless transmit and receiving mode, as bluetooth, AM receiver, mobile phone transmission mode etc.For the FM pattern, 0,1 and idle bit signal of literal code can be modulated to the sine wave of different frequency respectively, be modulated to the 4800Hz sine wave in 2 cycles such as " 0 ", " 1 " is modulated to the 2400Hz sine wave in 1 cycle, and " idle bit " is modulated to the 1200Hz sine wave in 1 cycle or the like.This modulation technique as far back as the eighties single board computer use audio cassette as the technology of external memory medium in existing ripe utilization, repeat no more here.

Claims

1, a kind of talking pen comprises housing, and housing is provided with optical sensing head, USB socket, receiver J-Horner and at least one button, is provided with image processing circuit, governor circuit, FLASH storer and supplying cell in the housing; Wherein, described image processing circuit communicates to connect with described optical sensing head and described governor circuit respectively, described governor circuit also communicates to connect with described FLASH storer, described USB socket, described receiver J-Horner and described at least one button, store system program and data file in the described FLASH storer, described data file comprises audio data file, and described governor circuit is the multimedia SoC chip that comprises voice data decoding, DAC conversion and earphone power amplifier; It is characterized in that, also comprise the radio transmitter that links to each other with described governor circuit, wherein, described radio transmitter comprises and is used for first transmission channel that the voice signal with governor circuit output is modulated into wireless signal and launches.

2, talking pen according to claim 1, it is characterized in that, described data file comprises the literal code data file supporting with described audio data file, described governor circuit comprises and is used for second transmission channel that becomes modular converter with the corresponding literal code signal of described voice signal, described radio transmitter to comprise to be used for the literal code signal with described governor circuit output to be modulated into wireless signal and to go out with the voice signal synchronized transmissions after the described first passage modulation described literal code data-switching.

3, talking pen according to claim 1 and 2, it is characterized in that, card or pencil box or penholder be equipped with, be printed with on it and represent F.F., rewind down, stop, the icon of MP3, hearing, preceding song, back song, reading, dictionary and/or game operation pattern, and add on the described icon and be printed on stealthy yard of the optical identification corresponding with each icon.

4, talking pen according to claim 1, it is characterized in that, wireless sound box is equipped with, the loudspeaker that it comprises voice box casing, be arranged on the wireless receiving circuit in the housing and be connected with described wireless receiving circuit, thus wherein said wireless receiving circuit comprises the circuit that is used for the described wireless signal generation of demodulation sound signal, is used to the audio power amplifier circuit that amplifies sound signal and drive described loudspeaker.

5, talking pen according to claim 4 is characterized in that, described wireless sound box also comprises display screen, clock, alarm clock and clock controlled switch circuit.

6, talking pen according to claim 2 is characterized in that, is equipped with wireless sound box, loudspeaker and display screen that it comprises voice box casing, is arranged on the two-channel wireless receiving circuit in the housing and is connected with described two-channel wireless receiving circuit; Thereby thereby described two-channel wireless receiving circuit comprises and is used for demodulation and separates first receiving cable that described wireless signal generates sound signal, be used for demodulation and separate described wireless signal generating second receiving cable with the synchronously supporting literal code signal of described sound signal; Described first receiving cable comprises the audio power amplifier circuit that amplifies sound signal and drive described loudspeaker, and described second receiving cable comprises and being used for according to the display driver circuit of literal code display text on display screen and the storer that is used for the memory word database data.

7, talking pen according to claim 6 is characterized in that, described wireless sound box comprises clock, alarm clock and clock controlled switch circuit.

According to each described talking pen in the claim 4 to 7, it is characterized in that 8, described radio transmitter is the FM signal transmission circuit, described wireless signal is the FM signal, and described wireless receiving circuit is the FM signal receiving circuit.

9, talking pen according to claim 4 is characterized in that, described radio transmitter is the FM signal transmission circuit, and described wireless signal is the FM signal, and described wireless sound box is the FM radio that can receive the FM radio station broadcast signal.

10, talking pen according to claim 1 and 2 is characterized in that, comprises a switchgear that links to each other, is used for turn-offing described radio transmitter with described receiver J-Horner and described radio transmitter during earphone inserts.