초록 ▼

The present invention relates to a mobile terminal (1) for a wireless telecommunication system and a method providing accurate real time information in such a mobile terminal (1). The mobile terminal (1) comprises input means (3) for inputting basic time information (T0), memory means (4) for storin

The present invention relates to a mobile terminal (1) for a wireless telecommunication system and a method providing accurate real time information in such a mobile terminal (1). The mobile terminal (1) comprises input means (3) for inputting basic time information (T0), memory means (4) for storing basic time information (T0) input via said input means (3), real time means (2, 5) for continuously providing real time information (Tx) on the basis of low frequency oscillation signal and said basic time information (T0), and processing means (5) for computing a correction value (K) for correcting said real time information Txto obtain an accurate real time information (Tacc) on the basis of an accurate time difference between a first accurate time information (T1) and a second accurate time information (T2) and a real time difference between a first real time information (Tx1) and a second real information (Tx2) from said real time means (2, 5).

대표청구항 ▼

The present invention relates to a mobile terminal (1) for a wireless telecommunication system and a method providing accurate real time information in such a mobile terminal (1). The mobile terminal (1) comprises input means (3) for inputting basic time information (T0), memory means (4) for storin

The present invention relates to a mobile terminal (1) for a wireless telecommunication system and a method providing accurate real time information in such a mobile terminal (1). The mobile terminal (1) comprises input means (3) for inputting basic time information (T0), memory means (4) for storing basic time information (T0) input via said input means (3), real time means (2, 5) for continuously providing real time information (Tx) on the basis of low frequency oscillation signal and said basic time information (T0), and processing means (5) for computing a correction value (K) for correcting said real time information Txto obtain an accurate real time information (Tacc) on the basis of an accurate time difference between a first accurate time information (T1) and a second accurate time information (T2) and a real time difference between a first real time information (Tx1) and a second real information (Tx2) from said real time means (2, 5). hen it exceeds a said correction threshold. 11. Method for providing accurate real time information in a mobile terminal (1) for a wireless telecommunication system, comprising the steps of inputting basic time information (T0), storing said basic time information, continuously providing real time information (Tx) on the basis of a low frequency oscillation signal and said stored basic time information (T0), and computing a correction value (K) for correcting said real time information (Tx) on the basis of an accurate time difference between a first and a second accurate time information (T1and T2) and a real time difference between a first and a second real time information (Tx1and Tx2) to obtain accurate real time information (Tacc). 12. Method according to claim 11, characterized in, that said correction value (K) is calculated on the basis of a difference between said accurate time difference and said real time difference. 13. Method according to claim 11, characterized in, that said first and second accurate time information (T1and T2) are relative time information. 14. Method according to claim 11, characterized in, that said first and second accurate time information (T1and T2) are received via the wireless telecommunication system. 15. Method according to claim 11, characterized in, that said first and second accurate time information (T1and T2) are provided within said mobile terminal. 16. Method according to claim 11, characterized by said second accurate time information (T2) is input to said mobile terminal via an input means, whereby said stored basic time information (T0) is used as said first accurate time information (T1). 17. Method according to claim 11, characterized in, that said correction value (K) is computed only when said accurate time difference and/or said real time difference exceed a predetermined threshold value. 18. Method according to claim 11, characterized in, that said correction value (K) is computed automatically when a predetermined time period has elapsed since the last computation of a correction value. 19. Method according to claim 11, characterized in, that said correction value (K) is computed upon receiving a correction initialization information. 20. Method according to claim 11, characterized in, that said correction value (K) is compared with a predetermined correction threshold, whereby said computed correction value is ignored when it exceeds said correction threshold.