CN2789812Y

CN2789812Y - MP3 watch

Info

Publication number: CN2789812Y
Application number: CNU2005200191397U
Authority: CN
Inventors: 林灿辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-05-17
Filing date: 2005-05-17
Publication date: 2006-06-21
Anticipated expiration: 2015-05-17

Abstract

The utility model provides a novel watch with the function of MP3 playing, which comprises the watch, a watch casing and a watch band, wherein a circuit board and a charge power supply are arranged inside the watch casing; input and output of all functional circuits on the circuit board are centralized to a cylindrical four-core USB interface. The utility model has functions of MP3 playing, repeat reading, USB transmission, data storage, external or power supply from an internal lithium battery, sound recording from line inputting, earphone outputting and FM wireless transmission or reception and is provided with few interfaces, and has the advantages of water resistance, higher degree of integration and practicability, so that a user can carry out multiple operations with one interface through various conversion lines.

Description

The MP3 wrist-watch

Technical field

The utility model relates to a kind of wrist-watch, especially a kind of wrist-watch with data storage, audio frequency input and output.

Background technology

Development along with infotech, people are to the demand of consumer electronics and the great variety of consumption idea, increasing small volume and less weight, powerful, practical digital mobile music, the fashional consumption product of data storage is subjected to people's favor, simultaneously, wrist-watch is also because of the great variety of people's consumption idea, people no longer only come the function of requirement wrist-watch from the angle of time, so just occurred more and more, various multi-function watches, as MP3 wrist-watch player: still, exist the function external form single at a lot of like products, transmission speed is slow, power consumption is big, recording effect is poor, use inconvenient, interface is many, interface function is single, shortcomings such as unfavorable environmental protection.Along with MP3 constantly popularize and people's logarithmic code music like require small volume and less weight with logarithmic code produces, so just occurred general MP3 is combined with wrist-watch, yet these MP3 wrist-watches of Xiao Shouing in the market, just general simple MP3 product is combined with wrist-watch, its function external form is single, the USB interface utilization factor is not high, its USB interface of the MP3 of Xiao Shouing has only two kinds of functions to be respectively usb data transmission and charge function in the market, and the MP3 wrist-watch of sale places the easy loose contact in water resistance difference USB interface contact on the watchband with USB interface.

Summary of the invention

The purpose of this utility model provides a kind of wrist-watch that can effectively overcome the novel band MP3 of the problems referred to above generation; it utilizes a transmission interface; realized that the input of MP3 broadcast, voice repetition, USB transmission, data storage, externally fed or inner lithium cell charging, line go into functions such as recording, earphone output; simple in structure, waterproofing protection is easy to do.

The purpose of this utility model is achieved in that it comprises watchcase and watchband, circuit board and charge power supply are arranged in the watch shell, charge power supply is connected with circuit board, the power supply imput output circuit is arranged on the circuit board, data transmission circuit, the audio frequency imput output circuit, wherein, the power supply imput output circuit includes charging circuit, data transmission circuit includes the USB transmission control circuit, the FLASH storer, the audio frequency imput output circuit includes MP3 voice repetition control circuit, line is gone into and the coding-decoding circuit of recording, control knob on the outside watchcase connects MP3 voice repetition control circuit, the FLASH storer connects MP3 voice repetition control circuit, its improvements are: the current delivery of power supply imput output circuit, the data transmission of data transmission circuit, the shared transmission interface of the audio frequency input and output of audio frequency imput output circuit has a logical transition on-off circuit between each circuit on transmission interface and the circuit board;

In the said structure, the logical transition on-off circuit adopts FAIRCHILD NC series IC;

In the said structure, transmission interface can connect external power supply;

In the said structure, transmission interface is the cylindrical USB interface of 4 cores;

In the said structure, on circuit board, also be provided with FM wireless transmit and receiving circuit;

In the said structure, transmission interface can be used as the antennal interface of FM wireless transmit and receiving circuit.

In the said structure, there is being a display screen to link to each other on the watchcase with MP3 voice repetition control circuit on the circuit board.

The utility model uses a transmission interface with the usb data transmission interface, the line input interface of going into to record, MP3 plays, headset output interface, externally fed input interface and charging input interface, interfaces such as FM wireless transmit or patch antenna interface are integrated on the interface, the utilization factor that can increase USB interface like this reduces cost, the increase line is gone into sound-recording function and is improved recording effect, improve the loose contact situation of USB interface contact because of easily intaking and cause, improve performance and stability, make the easier water resistance of operation better, really realized the benefit of the unique a tractor serves several purposes of interface, improve the practicality of product, it no longer is the many and MP3 music wrist-watch of function singleness of a kind of interface that can only listen song.

Description of drawings

Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail

Fig. 1 is the shell side structural representation of the utility model MP3 wrist-watch

Fig. 2 is the index dial structure synoptic diagram of the utility model MP3 wrist-watch embodiment 1

Fig. 3 is the circuit block diagram of the utility model MP3 wrist-watch embodiment 1

Fig. 4 is the index dial structure synoptic diagram of the utility model MP3 wrist-watch embodiment 2

Fig. 5 is the circuit block diagram of the utility model MP3 wrist-watch embodiment 2

Fig. 6 is the MP3 voice repetition control of the utility model MP3 wrist-watch and the circuit diagram of power unit

Fig. 7 is the circuit diagram of logic switch, audio coding decoding and the FLASH memory portion of the utility model MP3 wrist-watch

Embodiment

Embodiment 1 is that the utility model MP3 wrist-watch does not receive the example of launching the mould module with display screen and FM, and it comprises MP3 playing circuit and watch structure two parts, and the MP3 playing circuit is positioned in the wristwatch case.As shown in Figure 1 and Figure 2, present embodiment is quartzy movement watch structure, and it comprises watch shell 1, the quartzy movement 2 of wrist-watch, watchband 4 compositions.Watchband 4 is connected in watch shell 1 both sides: the quartzy movement 2 of wrist-watch is positioned at watch shell 1, the quartzy movement of wrist-watch 2 tops are provided with translucent cover 5, housing 1 comprises upper shell 6 and lower house 7, between upper shell 6 and lower house 7 two parts waterproof apron is arranged, be provided with 4 MP3 voice repetition control buttons 8 around the housing 1, the waterproof lid 9 that 1 USB interface is arranged on the housing 1, circuit board 10 is installed in the housing 1, place, 9 positions is provided with a transmission interface 100 that is connected with circuit board 10 on the housing 1, and present embodiment is a USB interface.

As shown in Figure 3, usb 1 00 links to each other with logical transition on-off circuit 200, is used for realizing the mutual switching between described each function, according to the request of the input and output of operation, selects an inner function circuit to finish request; Logical transition on-off circuit 200 connects MP3 voice repetition control circuit 400 and audio coding decoding circuit 500; 300 this machine of the control work of control button; Audio coding decoding circuit 500 can external source of sound file by being transcribed into MP3 format after the inner A-D conversion also the file of the various forms of MP3 of the inside D-A by inside can be converted to sound signal and exports to earphone or sound equipment; Storer 600 connects MP3 voice repetition control circuit 400 and is used to preserve various types of files, and storer can also be preserved the file of typing simultaneously, can be used as common storer and uses for the user storage out of Memory, realizes the function of mobile disk; Usb 1 00 can be with the data conversion storage preserved in the storer in other memory device; Rechargeable type environmental protection lithium battery 810 can link to each other with MP3 voice repetition control circuit 400 by charging circuit 800 and be used for powering to MP3 voice repetition control circuit, and link to each other with the external charging circuit by usb 1 00, can obtain power supply or directly link to each other from computing machine, promptly charge to built-in lithium battery by usb 1 00 with external ac power source; The power supply of MP3 voice repetition control circuit also uses external power supply to pass through usb 1 00 to link to each other with the power circuit of inside and power to machine in addition.Microphone 700 connects audio coding decoding circuit 500 collection of recording.

Embodiment 2 is that the utility model increases display screen on the basis of embodiment 1 and FM receives the example of launching the mould module.

As shown in Figure 3, on Watch dail plate, increased a display screen 410

As shown in Figure 4, form display screen 410 and the FM reception emission mould module 420 that increase is connected with MP3 voice repetition control circuit 400 at the circuit module of embodiment 1.

Display screen 410 connects voice repetition control circuit 400, and the status information of voice repetition control circuit 400 is presented on the display screen 410.

As shown in Figure 5, MP3 voice repetition control circuit is made up of U11, U6, Y1, Q2, Q3, Q7 and peripheral circuit thereof.Power supply partly is made up of U4, U5 and peripheral circuit thereof.

As shown in Figure 6, logic switching circuit is made up of J1, L2, L3, U7, U8, U9, U10 and peripheral circuit thereof, to be the cylindrical USB interface of 4 cores (USB JACK) data DATA+ be connected with IC--U7, U8, U9, the U10 of low voltage, high-speed electronic switch in the circuit diagram respectively by magnetic bead L3, L2 with DATA-and sound signal J1, U7, U8, U9, U10 adopt FAIRCHILD NC series IC such as NC7SZ66M5X or adopt field effect transistor, and U2 is the FLASH storer; U3 is audio coding decoding IC; U2, U3 and peripheral circuit thereof link to each other with Fig. 4 master control, can export EAR-CON, LINE_CON control signal by CPU by corresponding button operation programmed control and its 4th pin is carried out the height control of Electric potentials realize the conducting of IC the 1st pin input port and the 2nd pin delivery outlet or end.Thereby realize that usb data transmission, MP3 play the mutual translation function that earphone is exported, line is gone into recorded audio signals input, FM wireless transmit or reception and antenna, charging and externally fed.The concrete control model of above-mentioned control is:

EAR-CON is output as 0 when the CPU control signal, and it is the usb data transmission state that LINE_CON is output as at 0 o'clock;

EAR-CON is output as 1 when the CPU control signal, and it is that MP3 plays the earphone output state that LINE_CON is output as at 0 o'clock;

EAR-CON is output as 0 when the CPU control signal, and it is that line is gone into the recorded audio signals input state that LINE_CON is output as at 1 o'clock;

Under charging or externally fed state, J1 the 1. pin links to each other with the positive pole of charger or externally fed power supply and promptly works as voltage input end.

Under FM wireless transmit or accepting state, J1 the is the pin control model that links to each other with earphone cord and promptly use when antenna 1..

The principle that the line of above-mentioned two embodiment is gone into sound-recording function and microphone location function is as follows:

Line is gone into recording circuit and is inserted external audio signal by USB interface and be transcribed into the voice document of MP3 format by the audio coding circuit again and be saved in the storer after multi-functional logical transition on-off circuit switches, the excellent no any neighbourhood noise of this kind record type recording effect is more convenient for transcribing various phonetic study data.

The microphone location function refers to general record type, and this recording circuit is to gather acoustic information by the microphone among Fig. 3 and Fig. 4 900, and this kind record type recording effect is relatively poor, neighbourhood noise is bigger to the influence of recording effect.

Claims

1. MP3 wrist-watch, it comprises watchcase and watchband, circuit board and charge power supply are arranged in the watch shell, charge power supply is connected with circuit board, the power supply imput output circuit is arranged on the circuit board, data transmission circuit, the audio frequency imput output circuit, wherein, the power supply imput output circuit includes charging circuit, data transmission circuit includes the USB transmission control circuit, the FLASH storer, the audio frequency imput output circuit includes MP3 voice repetition control circuit, line is gone into and the coding-decoding circuit of recording, control knob on the outside watchcase connects MP3 voice repetition control circuit, the FLASH storer connects MP3 voice repetition control circuit, it is characterized in that: the current delivery of power supply imput output circuit, the data transmission of data transmission circuit, the shared transmission interface of the audio frequency input and output of audio frequency imput output circuit is provided with a logical transition on-off circuit between each circuit on transmission interface and the circuit board.

2. MP3 wrist-watch as claimed in claim 1 is characterized in that: the logical transition on-off circuit adopts FAIRCHILD NC series IC.

3. MP3 wrist-watch as claimed in claim 1 is characterized in that: transmission interface can connect external power supply.

4. as claim 1 or 3 described MP3 wrist-watches, it is characterized in that: transmission interface is the cylindrical USB interface of 4 cores.

5. MP3 wrist-watch as claimed in claim 1 is characterized in that: also be provided with FM wireless transmit and receiving circuit on circuit board.

6. MP3 wrist-watch as claimed in claim 5 is characterized in that: transmission interface can be used as the antennal interface of FM wireless transmit and receiving circuit.

7. MP3 wrist-watch as claimed in claim 1 is characterized in that: having a display screen to link to each other with MP3 voice repetition control circuit on the circuit board on the watchcase.