CN100485599C - Copyright profection method of digital disc audio player and its device - Google Patents
Copyright profection method of digital disc audio player and its device Download PDFInfo
- Publication number
- CN100485599C CN100485599C CN 200710019217 CN200710019217A CN100485599C CN 100485599 C CN100485599 C CN 100485599C CN 200710019217 CN200710019217 CN 200710019217 CN 200710019217 A CN200710019217 A CN 200710019217A CN 100485599 C CN100485599 C CN 100485599C
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- audio playing
- digital disc
- anchor clamps
- playing apparatus
- usb
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Abstract
A copyright protecting method of digital disc audio playing device includes providing an audio playing device being not able to be fetched and being not able to be recorded and realizing copyright protection function by canceling USB interface as well as relevant control circuits on said audio playing device, enabling user to only play content stored already in device and not enabling user to copy and to record content stored in device for realizing copyright protection function with simple means.
Description
Technical field
The present invention relates to a kind of digital disc record audio playing apparatus, especially a kind of digital disc record audio playing apparatus that has copyright protection function, specifically a kind of copy-right protection method of digital disc record audio playing apparatus and device thereof.
Background technology
In order to issue new audio file (for example: album of songs, Chinese folk art forms program, conference content etc.), the disc industry needs audio file to pass through a carrier transfer in user's hand.Along with development of science and technology, carrier is also more and more, more and smaller and more exquisite.The audio player that general carrier is divided into black bakelite disc, tape, CD CD and supports digital audio formats such as MP3, WMA, WAV.And the record industry needs is to have the carrier copyright protection ability, that the user can't duplicate.
Though black bakelite disc user can't duplicate substantially, it costs an arm and a leg, and the black film of broadcast not only need be unusual careful also very bothersome, time-consuming, and the cleaning of disc, stylus is maintained and also is not easy.Tape is because be the broadcast mode of contact, thus also be very easy to wearing and tearing, and also the copyright protection ability of tape do not have substantially, and the user can repeat copy.Though the CD CD is with low cost, tonequality is also good, and its copyright protection ability is also more weak, and the user also has the possibility of copy, and corresponding apparatus must be arranged when playing, and using is not that easily the environmental requirement of preservation is higher.Audio player is current up-to-date playback equipment; it has content stores, is played in advantage all over the body; and along with development of science and technology; its tonequality is more and more higher; external form more and smaller and more exquisite (containing battery weight usually has only about 50 grams), but product all has USB interface both at home and abroad, and the user can rewrite the content in the audio player; the copyright protection ability is very weak, and not being suitable for needs the disc of copyright protection issuing market.
Summary of the invention
The objective of the invention is at existing all kinds of digital disc record audio playing apparatus the ineffective problem of copyright protection is invented a kind of copy-right protection method and device thereof of digital disc record audio playing apparatus.
Technical scheme of the present invention is:
A kind of copy-right protection method of digital disc record audio playing apparatus is characterized in that it may further comprise the steps:
The first step is separated the USB interface input interface circuit of digital disc record audio playing apparatus with mainboard, only leave the input test contact that links to each other with usb circuit on mainboard;
Second step, the anchor clamps that design one and digital disc record audio playing apparatus match, USB interface and coupled usb control circuit are installed on these anchor clamps, one connecting pin that links to each other with input test contact on the digital disc record audio playing apparatus mainboard is being set on the anchor clamps simultaneously, and this connecting pin links to each other with an output terminal of usb control circuit.
The feature of implementing the device of said method is that it comprises that a mainboard does not have USB interface and the digital disc record audio playing apparatus and the audio file that only leave the input test contact writes anchor clamps, this audio file writes the attachment plug that USB interface, usb control circuit is installed on the anchor clamps and matches with described input test contact, and corresponding with the usb control circuit respectively I/O end of USB interface and attachment plug links to each other.
The present invention has the following advantages:
The present invention is placed on special-purpose production in the anchor clamps separately by circuit and the USB interface that will control the USB read-write, and does not put the circuit and the USB interface of control USB read-write on playing device.Before the disc distribution, cooperate the work of this device with special-purpose production anchor clamps like this, the content of disc is write this device by producer; after the disc distribution; the user does not have corresponding anchor clamps, just can only play the content that has been stored in this device the inside, has so just realized the copyright protection function of this device.Has simple and reliable advantage.
Description of drawings
Fig. 1 is the structural representation of digital disc record audio playing apparatus of the present invention.
Fig. 2 is the composition structural representation of anchor clamps of the present invention.
Fig. 3 is the syndeton synoptic diagram of digital disc record audio playing apparatus of the present invention when record the song of copyright protection.
Embodiment
The present invention is further illustrated for following structure drawings and Examples.
As shown in Figure 1, 2, 3.
Circuit and USB interface cancellation with the read-write of the control USB in the read-write audio player only stay the respective pins of main control chip, and make test point, as shown in Figure 1.In order to write the disc content when producing, circuit and USB interface that control USB is read and write are made in special-purpose production in the anchor clamps, as shown in Figure 2.When producing, the mainboard of audio player is put into the special-purpose anchor clamps of producing, make machine and anchor clamps passes through tested points be connected as a single entity, the complete read-write audio player of the common composition of machine and anchor clamps, as shown in Figure 3.The USB interface that connects the USB read/write circuit is arranged on the anchor clamps, so just can the content of disc be write audio player by computer.Then this device is taken out in anchor clamps, in the packing box of packing into, the user just can play the content that is stored in the inside with this device, and can not rewrite.
Principle of the present invention is: will be made in the circuit and the USB interface cancellation of the control USB read-write on the machine mainboard originally, and be made in special-purpose production in the anchor clamps, and only the respective pins of main control chip be drawn in digital disc record audio playing apparatus, and make test point.When producing, digital disc record audio playing apparatus is put into the special-purpose anchor clamps of producing, make digital disc record audio playing apparatus and anchor clamps passes through tested points be connected as a single entity, the complete read-write audio player of the common composition of digital disc record audio playing apparatus and anchor clamps.The USB interface that connects the USB read/write circuit is arranged on the anchor clamps, so just can audio file, disc content be write digital disc record audio playing apparatus by computer.Then digital disc record audio playing apparatus is taken out in anchor clamps, in the packing box of packing into, the user just can play the content that is stored in the machine the inside with it.
Claims (2)
1, a kind of copy-right protection method of digital disc record audio playing apparatus is characterized in that it may further comprise the steps:
The first step is separated the input interface circuit of the USB interface of digital disc record audio playing apparatus with mainboard, only leave the input test contact that links to each other with usb circuit on mainboard;
Second step, the anchor clamps that design one and digital disc record audio playing apparatus match, USB interface and coupled usb control circuit are installed on these anchor clamps, one connecting pin that links to each other with input test contact on the digital disc record audio playing apparatus mainboard is being set on the anchor clamps simultaneously, and this connecting pin links to each other with an output terminal of usb control circuit.
2, a kind of device of realizing the described method of claim 1, it is characterized in that it comprises that a mainboard does not have USB interface and only leaves the digital disc record audio playing apparatus of input test contact and the anchor clamps that match with digital disc record audio playing apparatus, the attachment plug that USB interface, usb control circuit is installed on these anchor clamps and matches with described input test contact, corresponding with the usb control circuit respectively I/O end of USB interface and attachment plug links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710019217 CN100485599C (en) | 2007-01-04 | 2007-01-04 | Copyright profection method of digital disc audio player and its device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710019217 CN100485599C (en) | 2007-01-04 | 2007-01-04 | Copyright profection method of digital disc audio player and its device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101000787A CN101000787A (en) | 2007-07-18 |
| CN100485599C true CN100485599C (en) | 2009-05-06 |
Family
ID=38692716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710019217 Expired - Fee Related CN100485599C (en) | 2007-01-04 | 2007-01-04 | Copyright profection method of digital disc audio player and its device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100485599C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216319A (en) * | 2020-09-18 | 2021-01-12 | 岳磊 | Independent audio-video publication |
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2007
- 2007-01-04 CN CN 200710019217 patent/CN100485599C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101000787A (en) | 2007-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Panda Information Industry Co.,Ltd. Assignor: Panda Electronics Group Co., Ltd.|Nanjing Xiongmao Electronics Co., Ltd. Contract fulfillment period: 2009.6.26 to 2027.6.10 contract change Contract record no.: 2009320001054 Denomination of invention: Copyright profection method of digital disc audio player and its device Granted publication date: 20090506 License type: Exclusive license Record date: 2009.7.2 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.6.26 TO 2027.6.10; CHANGE OF CONTRACT Name of requester: NANJING PANDA INFORMATION INDUSTRY CO., LTD. Effective date: 20090702 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20110104 |