JPS6237443U

JPS6237443U -

Info

Publication number: JPS6237443U
Application number: JP1985129324U
Authority: JP
Priority date: 1985-08-23
Filing date: 1985-08-23
Publication date: 1987-03-05

Description

[Brief explanation of the drawing]

第１図は本考案によるインクリメンタルチユー
ニング装置のブロツク回路図、第２図はエンコー
ダの出力パルスと分周器及び逓倍器の出力パルス
の比較表、第３図は演算装置に入力されるパルス
１個当たりの判別信号毎の周波数変化のステツプ
を示す比較表、第４図は分周器と逓倍器の他の接
続例を示すブロツク図、第５図は２つのエンコー
ダを切り換える場合のブロツク図、第６図はピツ
チの異なる２つのパルスを出力するエンコーダを
用いた場合のブロツク図を示している。１，１ａ，１ｂ，１′……エンコーダ、２……
逓倍器、３……分周器、５……演算装置、６……
ＰＬＬシンセサイザー、Ｔ，Ｒ……判別信号。 Fig. 1 is a block circuit diagram of the incremental tuning device according to the present invention, Fig. 2 is a comparison table of the output pulses of the encoder and the output pulses of the frequency divider and multiplier, and Fig. 3 is the pulse 1 input to the arithmetic unit. A comparison table showing steps of frequency change for each individual discrimination signal, Fig. 4 is a block diagram showing another example of connection of frequency dividers and multipliers, Fig. 5 is a block diagram when switching between two encoders, FIG. 6 shows a block diagram in the case of using an encoder that outputs two pulses with different pitches. 1, 1a, 1b, 1'... Encoder, 2...
Multiplier, 3... Frequency divider, 5... Arithmetic device, 6...
PLL synthesizer, T, R...discrimination signal.

Claims

[Claims for Utility Model Registration] (1) A tuning device used in a synthesizer-type communication device in which the transmission or reception frequency can be varied by a pulse encoder, characterized by varying the amount of frequency change with respect to the amount of dial operation. Incremental tuning equipment. (2) A utility model according to claim 1, characterized in that the utility model is provided with an arithmetic device that performs arithmetic processing on the output from the pulse encoder so that it becomes data of different steps when setting the transmitting frequency or the receiving frequency. Incremental tuning equipment. (3) The incremental tuning device according to claim 1 of the utility model registration, characterized in that a frequency divider is used so that the outputs of the pulse encoder have different pitches when setting the transmission frequency or the reception frequency. (4) The incremental tuning device according to claim 1 of the utility model registration, characterized in that a multiplier is used so that the outputs of the pulse encoders have different pitches when setting the transmitting frequency or the receiving frequency. (5) Claim 1 of the utility model registration, which is characterized in that pulse encoders with different pitches are used for transmission and reception when setting the communication frequency.
Incremental tuning device as described in section. (6) The incremental tuning device according to claim 1 of the utility model registration, characterized in that it uses a pulse encoder that can be switched to different pitches when setting the transmission frequency or the reception frequency.