1. A tamper-protection loop element for use in a tamper-protection loop of a radio-frequency transponder configured to be affixed to an object, the tamper-protection loop element comprising an electrically conductive material forming an electrically conductive circuit that is configured to be sewn onto the object, wherein an electrical conductivity of the tamper-protection loop element is maintained despite any openings formed in the electrically conductive material resulting from the sewing.
2. The tamper-protection loop element according to claim 1, wherein the electrically conductive material of said tamper-protection loop element comprises a sewable part, the sewable part configured to be sewn onto the object using a sewing needle, said sewable part being electrically conductive for passing electric current through the tamper-protection loop element such that an intactness of the tamper-protection element can be detected, said sewable part having a width that is greater than a thickness of the sewing needle and the openings formed in the sewable part by the sewing needle, such that the openings formed in the sewable part by the sewing needle do not interrupt the electrical conductivity of the sewable part and the tamper-protection loop element.
3. The tamper-protection loop element according to claim 2, wherein the electrically conductive material of said tamper-protection loop element comprises an electrically conductive grid or a plurality of electrical conductors, the electrical conductive grid or plurality of electrical conductors having a minimum width that is greater than an opening in the electrically conductive grid or the plurality of electrical conductors formed by a needle puncture to maintain electrical conductivity of the loop element for indicating intactness of the tamper-protection loop.
4. A tamper-protection loop element according to claim 1, wherein the electrically conductive material is configured to conduct an electric current through the tamper-protection loop, wherein an interruption in the electric current identifies a break in the tamper-protection loop.
5. A tamper-protection loop element according to claim 4, wherein the tamper-protection loop comprises a flexible soft material suitable for wearing.
6. A conductor arrangement for a radio-frequency transponder configured to be attached to an object, said conductor arrangement comprising:
a tamper-protection loop for the radio-frequency transponder and an electrical conductor that forms an antenna for said radio-frequency transponder, the tamper-protection loop comprising:
an electrically conductive material that is configured to be sewn onto the object, wherein an electrical conductivity of the electrically conductive material is maintained despite any openings formed by the sewing of the electrically conductive material onto the object, and wherein a size of any openings formed by the sewing are less than a width of the electrically conductive material, and an uninterrupted electrical current flowing through the electrically conductive material indicates an intactness of the tamper-protection loop.
7. The conductor arrangement according to claim 6, comprising a radio-frequency identification chip, said antenna being placed essentially asymmetrically with respect to a position of said chip, said tamper-protection loop placed on an opposite side of the antenna with respect to said chip position.
8. The conductor arrangement according to claim 7, said tamper protection loop configured to be closed by an attachable conducting segment such as conducting sewing thread, glue or an attachable conductor element.
9. The conductor arrangement according to claim 7, comprising a radio-frequency transponder chip electrically coupled to said conductor arrangement.
10. The conductor arrangement according to claim 9, wherein said antenna is a monopole antenna.
11. The conductor arrangement according to claim 10, wherein said tamper-protection loop is placed on an opposite side of the antenna with respect to said radio-frequency transponder chip.
12. A product label for a product comprising:
a radio-frequency transponder;
a tamper-protection loop communicatively coupled to the radio frequency transponder, the tamper-protection loop comprising a tamper-protection loop element, the tamper-protection loop element comprising an electrically conductive material that is configured to be secured to the product by sewing with a needle, wherein an electrical conductivity of the tamper-protection loop element is maintained despite any openings formed in the tamper-protection loop element by the sewing;
said tamper-protection loop element being located on the product label at a place where said product label and the tamper-protection loop element can be attached by sewing to said product such that product information on the product label is left visible.
13. A product label according to claim 12 wherein the product label is a care label for a garment, and the tamper-protection loop element comprises a sewable part, said sewable part being located on the care label at a place where said care label can be sewn to the garment such that care indicators on the care label are left visible.
14. The product label according to claim 13, comprising an indication on the product label for cutting away said transponder, said indication positioned so that when said care label is cut along said indication, said tamper-protection loop is cut and the electrical conductivity of said tamper-protection loop is broken.
15. The product label according to claim 14, wherein said indication comprises a perforation such that said care label can be torn along said indication, breaking the tamper-protection element.
16. The product label according to claim 13, comprising an antenna for the radio frequency transponder and a hard substrate or protective layer in an area of said antenna and said radio-frequency identification chip such that said hard substrate or protective layer prevents breaking said antenna or said radio-frequency identification chip by cutting or tearing.
17. A garment comprising a care label according to claim 13.
18. A garment according to claim 17, comprising a seam, a care label sewn into the seam of the garment, an electrically conductive part of the tamper-protection loop extending and sewn into a sewn portion of the seam.
19. A method of manufacturing a garment, comprising:
placing a care label at least partially on a layer of fabric, said care label comprising a radio-frequency transponder with a tamper-protection loop having a tamper-protection loop element, and
attaching said care label to said garment by sewing, gluing or stapling said layers of fabric and said care label including the tamper-protection loop together to form a seam, said seam being located at least partially across said tamper-protection loop element of said tamper-protection loop, the tamper-protection loop forming an electrically conductive circuit and wherein removing said care label from the garment separates the tamper-protection loop element from the tamper-protection loop and breaks the electrically conductive circuit of the tamper-protection loop.
20. The method according to claim 19, comprising:
placing the care label through a hole in said garment, said care label comprising a radio-frequency transponder with the tamper-protection loop, and
forming a closed loop of said care label such that part of said garment is left inside said care label loop.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method of receiving a signal having re-stamped program clock references in an MPEG data stream, wherein the re-stamped program clock references in the MPEG data stream comprise corresponding original program clock references re-stamped according to an amount of a delay caused by a buffer, the method comprising:
recovering the MPEG data stream from the signal;
reading the re-stamped program clock references in the MPEG data stream; and,
processing the MPEG data stream in accordance with the re-stamped program clock references.
2. The method of claim 1 wherein the recovered MPEG data stream comprises first and second MPEG data streams, wherein the recovering of the MPEG data stream from the signal comprises recovering the first and second MPEG data streams from the signal, wherein the reading of the re-stamped program clock references in the MPEG data stream comprises reading re-stamped program clock references in the first and second MPEG data streams, and wherein the processing of the MPEG data stream in accordance with the re-stamped program clock references comprises processing of the first and second MPEG data streams in accordance with the re-stamped program clock references.
3. The method of claim 2 wherein the recovering of the MPEG data stream from the signal comprises:
tuning to the signal;
de-modulating the tuned signal; and,
de-multiplexing the de-modulated signal to recover the first and second MPEG data streams.
4. The method of claim 2 wherein the recovered first and second MPEG data streams comprises corresponding first and second VSB MPEG data streams.
5. The method of claim 1 wherein the re-stamped program clock references in the MPEG data stream comprise corresponding original program clock references re-stamped according to a measured variable delay.
6. The method of claim 1 wherein the re-stamped program clock references in the MPEG data stream comprise corresponding original program clock references re-stamped according to a measured variable buffering caused delay.