Title:
【発明の名称】可変分周回路
Document Type and Number:
Japanese Patent JP2572283
Kind Code:
B2
Abstract:
A programmable frequency divider for dividing the frequency of a supplied high-frequency signal directly into a lower frequency includes a plurality of 2-scale-factor prescalers or programmable frequency divider units each capable of being switched between divide-by-2 and divide-by-3 modes. The 2-scale-factor prescalers are connected in cascade for producing an output signal which is frequency-divided at one of multiple division ratios at a time.
Inventors:
YAMASHITA KAZUO
Application Number:
JP27631589A
Publication Date:
January 16, 1997
Filing Date:
October 23, 1989
Export Citation:
Assignee:
JAPAN RADIO CO LTD
International Classes:
H03K23/66; (IPC1-7): H03K23/66
Attorney, Agent or Firm:
Takehiro Chiba