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A method and matrixes for transmitting an transport format combination indicator is disclosed. The matrixes according to the invention comprising five column vectors of 32 elements of binary code derived from OVSF codes which are to be multiplied to the lower bits of a TFCI and one column vector of

A method and matrixes for transmitting an transport format combination indicator is disclosed. The matrixes according to the invention comprising five column vectors of 32 elements of binary code derived from OVSF codes which are to be multiplied to the lower bits of a TFCI and one column vector of 32 elements of 1 when ( 32,6 ) codes are used.

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1. A method of generating a conversion matrix for encoding a TFCI of a mobile telecommunication system comprising:generating five column vectors of the conversion matrix with 32 elements of binary code derived from OVSF codes, where said five columns vectors are to be multiplied to lower bits of the

1. A method of generating a conversion matrix for encoding a TFCI of a mobile telecommunication system comprising:generating five column vectors of the conversion matrix with 32 elements of binary code derived from OVSF codes, where said five columns vectors are to be multiplied to lower bits of the TFCI;setting one column vector of the conversion matrix with 32 elements to 1;generating four column vectors of the conversion matrix with 32 elements of binary code derived from Mask codes, where said four column vectors are to be multiplied to upper bits of the TFCI. 2. The method of claim 1, wherein said five column vectors are generated by moving a first element and a 17 th element of a normal 32 element OVSF code vectors to last two positions of the OVSF code vectors. 3. The method of claim 1, wherein a column vector of said five column vectors which is to be multiplied to a least significant bit of the TFCI is generated from an OVSF code which alternates bits element by element. 4. The method of claim 3, wherein said five column vectors are generated by moving a first element and a 17 th element of a normal 32 element OVSF code vectors to last two positions of the OVSF code vectors. 5. A method for transmitting a TFCI of a mobile telecommunication system comprising:detecting a number of input TFCI bits;coding with a conversion matrix; andtransmitting the coded bits through radio channel;wherein said conversion matrix comprises five column vectors of 32 elements of binary code derived from OVSF codes which are to be multiplied to lower bits of the TFCI, one column vector of 32 elements of 1, and four column vectors of 32 elements of binary code derived from mask codes which are to be multiplied to upper bits of the TFCI. 6. A method of claim 5, wherein the five column vectors of said conversion matrix are made by moving a first element and a 17 th element of normal 32 element OVSF code vectors to last two positions of the OVSF code vectors. 7. A method of claim 5, wherein a column vector of said five column vectors of said conversion matrix which is to be multiplied to a least significant bit of the TFCI is made from an OVSF code which alternates bits element by element. 8. A method of claim 7, wherein the five column vectors of said conversion matrix are made by moving a first element and a 17 th element of normal 32 element OVSF code vectors to last two positions of the OVSF vectors. 9. A method for transmitting a TFCI of a mobile telecommunication system comprising:detecting a number of input TFCI bits;coding by multiplying a conversion matrix if the number of input TFCI bits are more than two or repeating the input TFCI bit if the number of input TFCI is one bit; andtransmitting the coded bits through radio channel;wherein said conversion matrix comprises five column vectors of 32 elements of binary code derived from OVSF codes which are to be multiplied to lower bits of the TFCI, one column vector of 32 elements of 1, and four column vectors of 32 elements of binary code derived from mask codes which are to be multiplied to upper bits of the TFCI. 10. A method of claim 9, wherein the five column vectors of said conversion matrix are made by moving a first element and a 17 th element of normal 32 element OVSF code vectors to last two positions of the OVSF code vectors. 11. A method of claim 9, wherein a column vector of said five column vectors of said conversion matrix which is to be multiplied to a least significant bit of the TFCI is made from an OVSF code which alternates bits element by element. 12. A method of claim 11, wherein the five column vectors of said conversion matrix are made by moving a first element and a 17 th element of normal 32 element OVSF code vectors to last two positions of the OVSF vectors. 13. A method of generating a conversion matrix for encoding a TFCI of a mobile telecommunication system comprising:generating four column vectors of the conversion matrix having 16 elements of binary co de from orthogonal codes, where said four column vectors are to be multiplied to lower bits of the TFCI; andsetting one column vector of the conversion matrix having 16 elements to 1. 14. A method of claim 13, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 15. A method of claim 13, wherein a column vector of said four column vectors which is to be multiplied to a least significant bit of the TFCI is made from an orthogonal code which alternates bits, element by element. 16. A method of claim 15, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 17. A method for transmitting a TFCI of a mobile telecommunication system comprising:detecting a number of input TFCI bits;coding with a conversion matrix; andtransmitting the coded bits through radio channel;wherein said conversion matrix comprises four column vectors of 16 elements of binary code derived from codes orthogonal to one another which are to be multiplied to the lower bits of the TFCI, and one column vector of 16 elements of 1. 18. A method of claim 17, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 19. A method of claim 17, wherein a column vector of said four column vectors which is to be multiplied to a least significant bit of the TFCI is made from an orthogonal code which alternates bits, element by element. 20. A method of claim 19, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 21. A method for transmitting a TFCI of a mobile telecommunication system comprising:detecting a number of input TFCI bits;coding by multiplying a conversion matrix if the number of TFCI bits are more than two or repeating the TFCI bit if the number of TFCI is one bit; andtransmitting the coded bits through radio channel;wherein said conversion matrix comprises four column vectors of 16 elements of binary code derived from codes orthogonal to one another which are to be multiplied to the lower bits of the TFCI, and one column vector of 16 elements of 1. 22. A method of claim 21, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 23. A method of claim 21, wherein a column vector of said four column vectors which is to be multiplied to a least significant bit of the TFCI is made from an orthogonal code which alternates bits, element by element. 24. A method of claim 23, wherein said four column vectors are generated by moving a first element of normal 16 element orthogonal code vectors to last positions of the orthogonal code vectors. 25. A method for transmitting a Transport Format Combination Indicator (TFCI) in a radio communication system, comprising:inputting TFCI information bits;encoding the TFCI information bits with the following base sequences; andtransmitting the encoded code sequence as a TFCI code. 26. A radio communication device transmitting Transport Format Combination Indicator (TFCI), comprising:a TFCI encoder for encoding the TFCI information bits with the following base sequences; anda transmitter for transmitting the encoded code sequence as a TFCI code.