WO1999026237A1 - Procede et dispositif de memorisation et reproduction d'une carte audio - Google Patents

Procede et dispositif de memorisation et reproduction d'une carte audio Download PDF

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Publication number
WO1999026237A1
WO1999026237A1 PCT/CN1997/000123 CN9700123W WO9926237A1 WO 1999026237 A1 WO1999026237 A1 WO 1999026237A1 CN 9700123 W CN9700123 W CN 9700123W WO 9926237 A1 WO9926237 A1 WO 9926237A1
Authority
WO
WIPO (PCT)
Prior art keywords
sound
playback
card
circuit
sound card
Prior art date
Application number
PCT/CN1997/000123
Other languages
English (en)
Chinese (zh)
Inventor
Chiawen Wen
Original Assignee
Vastar Technology Corporation
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 Vastar Technology Corporation filed Critical Vastar Technology Corporation
Priority to AU49398/97A priority Critical patent/AU4939897A/en
Priority to PCT/CN1997/000123 priority patent/WO1999026237A1/fr
Publication of WO1999026237A1 publication Critical patent/WO1999026237A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns

Definitions

  • the present invention relates to a method and device for storing sound, and more particularly, to a method for storing an IC memory into a card to make a sound card, and storing and playing sound through a sound storage and playback device. Information here
  • cards on the market include commercial cards, such as player cards, star cards, and cartoon cards, and various greeting cards such as mother cards, new year cards, birthday cards, and lover cards ... signature cards, postcards, and business cards with stars And religious cards.
  • commercial cards are value-added and preserved, while greeting cards are worthy of being memorized because of the text written on them.
  • greeting cards are worthy of being memorized because of the text written on them.
  • it is a commercial card or a greeting card people make the card valuable because of the pattern or text on it, so as long as you look at the pattern or scheme on it, you will be imaginative or remember the scene at that time. Endless aftertaste.
  • it is the pattern or text on the card. It is a visual effect. This is its imperfection.
  • the card can also save the sound, for example, you can hear the player ’s shouts, comments, or the voice of the party when playing the card. Introduction and greetings.
  • you can also leave a sound in the card that is, add visual effects to auditory effects. It can make people hear the sound while looking at the card, and have the feeling of being there> As if the players and cartoon characters are right in front of them, As if they have heard the voices of their old friends again, the memories are vivid, and I ca n’t help feeling Moving.
  • the present invention aims to provide a method and device for storing and playing sound cards.
  • the method and device for storing and playing sound cards according to the present invention include a card equipped with an IC memory as a sound card and a sound storing and playing device.
  • the IC memory stores sound data, and the sound data can be obtained by Sound storage and playback device to modify, store or read.
  • the present invention includes a sound card, which is an IC memory loaded into a card; a sound storage device; and, a sound playback device; the sound storage device stores the analog sound digital data in the IC memory in the sound card.
  • the sound data stored in the IC memory in the sound card through a sound playback device, Such a design, combined with the content and appearance of the card, can have both visual and auditory effects, and can be more valuable for storage and preservation.
  • the IC memory in the sound card has a set of contacts on the card surface.
  • the device includes: A recording circuit, which is used to convert externally input analog sound data into digital sound data, and compresses the digital sound data; a playback path, which is used to decompress the compressed digital sound data Compress and convert it to analog sound data and play it; a microprocessor, which is connected to the input and output terminals of the recording circuit, playback circuit, and sound card, and is used to handle the storage and playback of sound data;
  • the processor is also connected to a temporary memory; a contact interface, which is used as a sound card The electrical connection between the contact and the microprocessor contact, and the power supply voltage contact of the sound card is connected to the power supply, and the ground contact is grounded; and a set of control buttons including a recording control button, a playback control button, and a write Into the control buttons, this set
  • the recording circuit contains Sound sensor.
  • a state output device connected to the microprocessor can be added, and the state output device can be used as a common amplifier with the playback circuit.
  • the speaker, the microprocessor and the status output device are used to drive the amplifier to emit different sounds through the speaker to inform the user whether the sound card is inserted, whether the insertion method is correct, recordable or not, and sound recording completed;
  • the output device can be matched with a visual output device such as a light emitting diode to display whether the sound card is inserted, whether the insertion method is correct, whether it can be recorded or not, and whether the sound recording is completed.
  • the present invention has the enjoyment of visual effects and auditory effects. Since the current memory technology is quite mature, it can be made into a very small and ultra-small in size, and can be ultra-thin, and the cost is also reduced year by year.
  • FIG. 1 is a circuit block diagram of a sound card and a sound storage and playback device used in the present invention.
  • FIG. 2 is a flowchart for storing or playing an IC memory that can be written only once using the sound storage and playback device of the present invention
  • FIG. 3 is a flow chart for storing or playing a rewritable IC memory using the sound storage and playback device of the present invention.
  • FIG. 4 is a circuit block diagram of another embodiment using a sound card and a sound storage and playback device used in the present invention
  • Figure 5 is a flowchart for using the sound storage and playback device of Figure 4.
  • FIG. 6 is a circuit block diagram of a sound playback device used in the present invention.
  • FIG. 7 is a flowchart for playing sound using the sound playback device of the present invention.
  • FIG. 1 is a circuit block diagram of a sound card and a sound storage and playback device used in the present invention.
  • the sound card 10 is formed by packaging various non-volatile memories (NON-VOLATILE) in a card.
  • the IC memory has a set of contacts on the surface of the card (for example, the power voltage contact V10, The ground contact G, the time contact CLK, the read / write selection contact R / W, the audio data transmission contact Di, Do) are connected to the sound storage and playback device 20. This group of contacts will be connected to the sound storage and playback device 20 through the contact interface 21.
  • the IC memory may be a non-volatile IC memory (NON-VOLATILE MEMORY), such as Li, PROM, EPR0M, EEP OM. FLASH, MEMORY and so on.
  • the sound card 10 is divided into read-only because of the type of IC memory in it, which can be stored once and can be stored multiple times.
  • the sound storage and playback device 20 includes a recording circuit 22, which is used to convert analog sound data input from the outside into digital sound data and compress the digital sound data; a playback circuit 2 3, This circuit is used to decompress the compressed digital sound data and convert it to analog sound data to play; a microprocessor 2 4, the microprocessor 24 is connected to the recording circuit 22 and the playback circuit 2 3 To handle the storage and playback of sound data; a contact interface 21, which is used as an electrical connection between the sound card 10 contact and the microprocessor 24 contact, and the sound card
  • a power supply voltage contact V + of 10 is connected to the power source, and the ground contact G is grounded; and a set of control buttons 27, which includes a recording control button R, a playback control button P, and a write control Button W.
  • This group of control buttons 27 is used to control the microprocessor 24 to perform recording or playback functions, or to write sound data signals into the memory. Such a circuit design allows the user to control by this group.
  • the button 27 is used to control the closing of the contact, so that the sound storage and playback device 20 and the contact of the sound card 10 and the related control terminals are connected, and the control of the microprocessor 24 can be used to pass the recording circuit 2 2
  • the incoming sound data is stored in the sound card 10, or after the data in the sound card 10 with the sound is read out, it is played through the playback circuit 23.
  • the device will compress the digital sound
  • the data is temporarily stored in the temporary memory 2 4 1 'When the user performs the playback function'.
  • the microprocessor 2 4 plays the data in the temporary memory 2 4 1 through the playback circuit 2 3. If the sound data If there is an error or the result is not very satisfactory, you can perform the recording function again until the data is correct, and then perform the writing function. This can avoid storing the wrong or unsatisfactory sound data in the sound card 10.
  • the recording circuit 2 2 includes a sound sensor 2 2 1, an amplifier 2 2 2, an analog-to-digital conversion circuit 2 2 3, and a sound data compression circuit 2 2 4; and the playback circuit 2 3 contains a sound data decompression circuit 2 3 1, digital-to-analog conversion circuit 2 3 2, low-pass filter 2 3 3, amplifier 2 3 4 and field sounder 2 3 5.
  • the sound storage and playback device 20 can be provided with a status output device 2 5 connected to the microprocessor 2 4.
  • the status output device 25 can share the amplifier 2 3 4 and the speaker 2 3 with the playback circuit 2 3 5.
  • the microprocessor 2 and the status output device 2 5 are used to drive the amplifier 2 3 4 to send different sounds through the speaker 2 3 5 to inform the user whether the sound card 10 is inserted, whether the insertion method is correct, and whether it can be recorded As well as the completion of sound recording.
  • the status output device 25 can also be used with a visual output device 26 such as a light emitting diode to display various states.
  • FIG. 2 shows the use of the sound storage and playback device of the present invention (as shown in FIG. 1) to store or play a write-only IC memory (WRITE-ONCE MEMORY).
  • WRITE-ONCE MEMORY a write-only IC memory
  • Flow chart of the sound of a body such as MASK ROM.
  • IC memories include ROM, PROM, EPROM and so on.
  • FIG. 3 is a flowchart for storing or playing a repeatable read-write IC memory (REWRITABLE MEMORY) using the sound storage and playback device of the present invention.
  • IC memories include EEPROM, FLASH ROM, etc.
  • FIG. 4 is a circuit block diagram of another embodiment of a sound card and a sound storage and playback device used in the present invention.
  • This embodiment is similar to the device of FIG. 1 except that this embodiment is only for removing the write control button W and the temporary storage memory 2 4 1 in the device of FIG. 1, which can make the circuit structure simpler.
  • sound card 10 which is made by packaging various non-volatile memories (NONVOLATILE) in a card
  • IC memory has a set of contacts (such as power supply voltage contact V +, ground contact) on the card surface G, clock contact CLK, read / write selection contact R / W, sound data transmission contact Di, Do) to connect with the sound storage and playback device 30.
  • the sound storage and playback device 30 includes a recording circuit 32, which is used to convert externally input analog sound data into digital sound data and compress the digital sound data; a playback circuit 3 3, This circuit is used to decompress the compressed digital sound data and convert it to analog sound data to play; a microprocessor 3 4, the microprocessor 34 is connected to the recording circuit 32 and the playback circuit 3 3 To handle the storage and playback of sound data; a contact interface 31, which is used as an electrical connection between the sound card 10 contact and the microprocessor 34 contact, and the sound card 1 0 supply voltage The contact V + is connected to the power source, and the ground contact G is grounded; and a group of control buttons 37, which includes a recording control button R and a playback control button?
  • This set of control buttons 37 is used to control the microprocessor 34 to perform recording or playback functions. Such a circuit design allows the user to control the closing of the contacts by this set of control buttons 37 to make the contact.
  • the contacts and related control terminals of the sound storage and playback device 30 and the sound card 10 are connected, and the sound data from the recording circuit 32 can be stored in the sound card 10 by the control of the microprocessor 34, or After reading the data in the sound card 10 containing the sound, it is played through the playback circuit 33.
  • the recording circuit 3 2 includes a sound sensor 3 2 1, an amplifier 3 2 2, an analog-to-digital conversion circuit 3 2 3, and a sound data compression circuit 3 2 4; and the playback circuit 3 3 contains a sound data decompression circuit 3 3 1, digital-to-analog conversion circuit 3 3 2, low-pass filter 3 3 3, amplifier 3 3 4 and speaker 3 3 5.
  • the sound storage and playback device 30 can be provided with a status output device 3 5 connected to the microprocessor 34, and the status output device 3 5 can share the amplifier 3 3 4 and the speaker 3 3 with the playback circuit 3 3 5.
  • the microprocessor 3 4 and the status output device 3 5 are used to drive the amplifier 3 3 4 and the speaker 3 3 5 emits different sounds to inform the user whether the sound card 1 0 is inserted, whether the insertion method is correct, and can be recorded. No and voice recording is completed.
  • the status output device 35 can also be used with a visual output device 36 such as a light emitting diode to display various statuses.
  • FIG. 5 is a flowchart of using the sound storage and playback device of FIG. 4.
  • FIG. 6 is a circuit block diagram of a sound playback device used in the present invention. The device only has a sound playback function, but does not have a sound storage function. Therefore, the contents of the stored sound card cannot be modified. Sound data.
  • the sound playback device 40 includes a playback circuit 41, which is used to decompress the compressed digital sound data and convert it into analog sound data for playback; a microprocessor 4 2 and the microprocessor 4 2 is connected to the playback circuit 41, which is used to process the playback function of sound data; a contact interface 4 3, which is used as the electrical connection between the sound card 10 contact and the microprocessor 4 2 contact Connect, and connect the power supply voltage contact V + of the sound card 10 to the power supply, and ground the ground contact G; and a playback control button P, which can be used to control the microprocessor 4 2 To perform the playback function.
  • a playback circuit 41 which is used to decompress the compressed digital sound data and convert it into analog sound data for playback
  • a microprocessor 4 2 and the microprocessor 4 2 is connected to the playback circuit 41, which is used to process the playback function of sound data
  • the playback circuit 41 includes a sound data decompression circuit 4 1 1.
  • a state output device 4 4 connected to the microprocessor 4 2 can be added to the device.
  • the state output device 4 4 can share the amplifier 4 1 4 and the speaker 4 1 5 with the playback circuit 4 1 by micro processing.
  • the driver 4 2 and the state output device 4 4 drive the amplifier 4 1 4 through the speaker 4 1 5 to send different sounds to inform the user whether the sound card 10 is inserted, whether the insertion method is correct, and whether there is data on the sound card 10, etc.
  • the The status output device 44 can be used with a visual output device 45 such as a light emitting diode to display various statuses.
  • a visual output device 45 such as a light emitting diode
  • the user can use the sound storage and playback device to store his own sound when using it for the first time (if it is EEPROM or FLASH MEMORY, it can be stored repeatedly), and the sound storage and playback device or sound playback device To play.
  • FIG. 7 is a flowchart of playing a sound by using the sound playback device (shown in FIG. 6) of the present invention.
  • the present invention can provide a method and a device for storing and playing sound cards, which have both visual and auditory effects, and can make the cards more valuable for storage and preservation.

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  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)

Abstract

L'invention concerne une carte audio, ainsi que le procédé et le dispositif utilisant cette carte. Ce dispositif permet, de par sa conception, de mémoriser les données audio sur l'unité de mémoire IC insérée dans la carte et de reproduire les données stockées à partir de l'unité IC. Le contenu et la configuration de ladite carte permettent l'écoute et la visualisation, ainsi que la collecte et la préservation des données.
PCT/CN1997/000123 1997-11-13 1997-11-13 Procede et dispositif de memorisation et reproduction d'une carte audio WO1999026237A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU49398/97A AU4939897A (en) 1997-11-13 1997-11-13 The method and apparatus for storing and reproducing an audio card
PCT/CN1997/000123 WO1999026237A1 (fr) 1997-11-13 1997-11-13 Procede et dispositif de memorisation et reproduction d'une carte audio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN1997/000123 WO1999026237A1 (fr) 1997-11-13 1997-11-13 Procede et dispositif de memorisation et reproduction d'une carte audio

Publications (1)

Publication Number Publication Date
WO1999026237A1 true WO1999026237A1 (fr) 1999-05-27

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ID=4575002

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN1997/000123 WO1999026237A1 (fr) 1997-11-13 1997-11-13 Procede et dispositif de memorisation et reproduction d'une carte audio

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AU (1) AU4939897A (fr)
WO (1) WO1999026237A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247163A (en) * 1990-04-20 1993-09-21 Mitsubishi Denki Kabushiki Kaisha IC card having a monitor timer and a reset signal discrimination circuit
CN1121621A (zh) * 1994-07-14 1996-05-01 株式会社日立制作所 磁记录/重放设备
EP0727759A1 (fr) * 1995-02-20 1996-08-21 Kabushiki Kaisha Toshiba Dispositif pour lire et écrire sur une carte avec circuit intégré
CN1151562A (zh) * 1995-09-29 1997-06-11 Oki电气工业股份有限公司 具有声音输出的ic卡读卡器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247163A (en) * 1990-04-20 1993-09-21 Mitsubishi Denki Kabushiki Kaisha IC card having a monitor timer and a reset signal discrimination circuit
CN1121621A (zh) * 1994-07-14 1996-05-01 株式会社日立制作所 磁记录/重放设备
EP0727759A1 (fr) * 1995-02-20 1996-08-21 Kabushiki Kaisha Toshiba Dispositif pour lire et écrire sur une carte avec circuit intégré
CN1151562A (zh) * 1995-09-29 1997-06-11 Oki电气工业股份有限公司 具有声音输出的ic卡读卡器

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