Method and apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format
View Patent ↗A method for providing a motion signal with a sound signal using an existing sound signal encoding format. The method comprises providing the motion signal, providing the sound signal, inserting the motion signal in an available data field provided in the existing encoding algorithm, encoding the sound signal with the inserted motion signal according to the existing encoding algorithm to generate an encoded bitstream sound signal and providing the encoded bitstream sound signal comprising the motion signal and the sound signal.
1. A method for providing a motion signal with a sound signal using an existing sound signal encoding format, said method comprising:
providing said motion signal;
providing said sound signal;
inserting said motion signal in an available data field provided in said existing encoding format;
encoding said sound signal with the inserted motion signal according to said existing encoding format to generate a composite audio/motion signal; and
providing said composite audio/motion signal to (1) an actuator system whereby haptic movements are performed by at least one actuator as a function of said motion signal, and to (2) a sound output to produce sounds as a function of said sound signal, said sounds being synchronized with said haptic movements.
2. The method as claimed in claim 1 , wherein providing said sound signal comprises providing said sound signal not encoded.
3. The method as claimed in claim 1 , wherein encoding said sound signal comprises using an encoding format which is compatible with the IEC61937 standard as said existing encoding format.
4. The method as claimed in claim 3 , wherein encoding said sound signal comprises using Audio Coding 3 (AC3), further wherein said provided sound signal is encoded using Audio Coding 3 (AC3).
5. The method as claimed in claim 4 , wherein inserting said motion signal comprises using “auxdata” as said available data field.
6. The method as claimed in claim 5 , wherein encoding said sound signal comprises performing cyclic redundancy computations using said sound signal and said motion signal and further encoding said sound signal with the inserted motion signal using the performed cyclic redundancy computations.
7. The method as claimed in claim 1 , wherein providing said motion signal comprises using a storing medium.
8. The method as claimed in claim 7 , wherein providing said motion signal comprises using said storing medium as selected from a group consisting of hard disk, compact disk (CD), digital versatile disk (DVD), solid-state flash-based storage medium such as memory stick, and SD-card.
9. A combination of an apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format, an actuator system and a sound output, wherein:
said apparatus comprises a motion signal providing unit for providing said motion signal,
a sound signal providing unit for providing said sound signal,
an available data field selection unit for providing an available data field selection signal in said existing sound signal encoding format,
an encoding unit for receiving said motion signal, said sound signal, said available data field selection signal, and for inserting said motion signal in said available data field and for encoding said sound signal with the inserted motion signal according to said existing encoding format to generate a composite audio/motion signal, and
a composite audio/motion signal providing unit for providing said generated composite audio/motion signal;
an actuator system for producing haptic movements of at least one actuator from said generated composite audio/motion signal; and
a sound output for producing sounds from said generated composite audio/motion signal in synchronization with said haptic movements.
10. The combination as claimed in claim 9 , wherein said motion signal providing unit comprises a storing medium.
11. The combination as claimed in claim 10 , wherein said storing medium comprises at least one of a hard disk, a compact disk (CD), a digital versatile disk (DVD), a solid-state flash-based storage medium such as memory stick, and a SD-card.
12. The combination as claimed in claim 9 , wherein said sound signal providing unit comprises a sound file stored on at least one of a hard disk, a compact disk (CD) and a digital versatile disk (DVD).
13. The combination as claimed in claim 9 , wherein said existing encoding format comprises an encoding format which is compatible with the IEC61937 standard.
14. The combination as claimed in claim 13 , wherein said existing sound signal encoding format is Audio Coding 3 (AC3).
15. The combination as claimed in claim 14 , wherein said available data field is “auxdata”.
16. The combination as claimed in claim 15 , wherein said encoding unit comprises a processing unit for receiving said provided motion signal, said provided sound signal and said available data field selection signal and for generating a sound signal with said motion signal inserted in said available data field; wherein said encoding unit further comprises a cyclic redundancy check (CRC) generating unit for receiving said generated sound signal with said motion signal inserted in said available data field and for providing a cyclic redundancy check signal and further wherein said encoding unit comprises a composite audio/motion signal generating unit for receiving said cyclic redundancy check signal and said generated sound signal with said motion signal inserted in said available data field and for providing said composite audio/motion signal.
17. The combination as claimed in claim 9 , wherein said composite audio/motion signal providing unit comprises one of a medium for storing said composite audio/motion signal and a communication unit for providing said composite audio/motion signal to a remote user.