Telecommunication Journal, 58. sējums,679-936. lapaInternational Telecommunication Union., 1991 |
No grāmatas satura
1.–3. rezultāts no 19.
805. lappuse
... kbit / s PCM channel capacity [ 12 ] and at reducing the digital capacity needed for 3.4 kHz telephony . Already in 1984 CCITT had recommended [ 12 ] the characteristics of the conversion of a 64 - kbit / s PCM channel to and from a 32 - ...
... kbit / s PCM channel capacity [ 12 ] and at reducing the digital capacity needed for 3.4 kHz telephony . Already in 1984 CCITT had recommended [ 12 ] the characteristics of the conversion of a 64 - kbit / s PCM channel to and from a 32 - ...
884. lappuse
... kbit / s - based hierarchy used for example in Europe , and two variants of the 1544 kbit / s - based hierarchies used for example in North America and Japan respectively , the opportunity presented itself during the CCITT study period ...
... kbit / s - based hierarchy used for example in Europe , and two variants of the 1544 kbit / s - based hierarchies used for example in North America and Japan respectively , the opportunity presented itself during the CCITT study period ...
899. lappuse
... kbit / s . At 56 and 48 kbit / s an auxiliary data channel at 8 or 16 kbit / s , respectively , is available within the 64 kbit / s . ** For overload channel in DCME applications . *** For the transmission of voice frequency data ...
... kbit / s . At 56 and 48 kbit / s an auxiliary data channel at 8 or 16 kbit / s , respectively , is available within the 64 kbit / s . ** For overload channel in DCME applications . *** For the transmission of voice frequency data ...
Saturs
OCTOBER 1991 | 683 |
ITU 1991 | 797 |
Published each month by the International Telecom | 867 |
Autortiesības | |
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