Title :
PLL synthesizer with multi-programmable divider and multi-phase detector
Author :
Sumi, Y. ; Obote, S. ; Kitai, N. ; Ishii, H. ; Furuhashi, R.
Author_Institution :
Tottori Sanyo Electr. Co. Ltd., Japan
Abstract :
Dividers in PLL frequency synthesizers are reduced by half with multi-programmable dividers by introducing the (N+1/2) one. It has faster lock-up time and no drawbacks. A multi-phase detector for higher loop gain is also introduced.
Keywords :
frequency dividers; frequency synthesizers; phase locked loops; programmable circuits; radio receivers; PLL frequency synthesizers; lock-up time; loop gain; multi-phase detector; multi-programmable divider; Circuits; Frequency conversion; Frequency synthesizers; Phase detection; Phase frequency detector; Phase locked loops; Receivers; Voltage-controlled oscillators;
Conference_Titel :
Consumer Electronics, 1999. ICCE. International Conference on
Conference_Location :
Los Angeles, CA, USA
Print_ISBN :
0-7803-5123-1
DOI :
10.1109/ICCE.1999.785253
