Frequency synthesizer having phase control loop with plural branches

• Main Author: WUENSCH; CHRISTIAN
• Format: Patent
• Language: English
• Published: 19.10.1993
• Edition: 5
• Subjects: AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATIONOF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES; BASIC ELECTRONIC CIRCUITRY; ELECTRICITY

The invention relates to a circuit arrangement for frequency synthesis with a phase control circuit (1) which comprises a first phase discriminator (3) for receiving a reference signal and an output signal supplied by a first frequency divider (6) with a division ratio k, a low-pass filter (4) coupl...