JP2001305242A5

JP2001305242A5 -

Info

Publication number: JP2001305242A5
Application number: JP2001097565A
Authority: JP
Filing date: 2001-03-29
Publication date: 2005-10-20

Claims

A mechanical energy source, a generator driven by the mechanical energy source through a train wheel for supplying electrical energy, a pointer coupled to the train wheel, and the generator driven by the electrical energy In an electronically controlled mechanical timepiece comprising a rotation control means for controlling the rotation period of
The rotation control means includes
A reference signal generating means for generating a reference signal based on a signal from a time standard source;
Rotation detection means for detecting a rotation period of the generator and outputting a rotation detection signal corresponding to the rotation period;
One of the reference signal from the reference signal generation means and the rotation detection signal from the rotation detection means is input as an up-count signal and the other as a down-count signal, and the counter value corresponds to a preset set count value. If the counter value is one of the plus side and the other than the plus side, the one side has a plurality of count value ranges that allow a plurality of counts, and the counter value is also the other side. An up / down counter having a plurality of count value ranges capable of counting and configured by a plurality of bits;
When counting on the one side of the up / down counter, the generator is braked until the count value on the other side is reached, and when counting on the other side, the generator is braked. Braking control means for performing no control,
When the electric energy from the generator is supplied for the first time, starting setting means for setting the count value of the up / down counter to the other side for a certain period from that time point,
An electronically controlled mechanical timepiece characterized by comprising:

A mechanical energy source, a generator for supplying electrical energy is driven via a Riwaretsu by the mechanical energy source, and guidance that is coupled to the train wheel is driven by the electrical energy In an electronically controlled mechanical timepiece comprising rotation control means for controlling the rotation period of the generator,
It said rotation control means,
A reference signal generating means for generating a reference signal based on a signal from a time standard source;
A rotation detecting means for outputting a rotation detection signal corresponding to the rotation period detecting the rotation period of the generator,
One of the reference signal from the reference signal generation means and the rotation detection signal from the rotation detection means is input as an up-count signal and the other as a down-count signal, and the counter value corresponds to a preset set count value. If the counter value is one of the plus side and the other than the plus side, the one side has a plurality of count value ranges that allow a plurality of counts, and the counter value is also the other side. An up / down counter having a plurality of count value ranges capable of counting and configured by a plurality of bits;
When the up / down counter is counted on the one side, the generator is braked until the count value on the other side is reached, and when the up / down counter is counted on the other side, the generator is braked. Braking control means for performing no control,
Means for prohibiting input of the up-count signal or down-count signal when the counter value of the up-down counter reaches a maximum value or a minimum value;
An electronically controlled mechanical timepiece characterized by comprising:

3. The electronically controlled mechanical timepiece according to claim 1, wherein the up / down counter has a counter value range in which a control for applying a brake among a plurality of counter values is performed. An electronically controlled mechanical watch characterized by being narrower than the range .

A mechanical energy source, a generator driven by the mechanical energy source via a train wheel for supplying electrical energy, a pointer coupled to the train wheel, and the generator driven by the electrical energy A rotation control means for controlling the rotation period of the electronic control type mechanical timepiece having an up / down counter.
  Detects the reference signal generated based on the signal from the time standard source and the rotation cycle of the generator Then, one of the rotation detection signals corresponding to the rotation period is obtained as an up-count signal and the other as a down-count signal,
  If the counter value obtained by inputting the up-count signal and the down-count signal to the up-down counter is one of the positive side and the positive side other than the preset count value, Counting a plurality of count values on one side, and counting the plurality of count values on the other side when the counter value is the other side,
  When the count value is counted on the one side, the generator is braked until the other side count value is reached, and when the count value is counted on the other side, the generator is not braked. And
When the electric energy from the generator is first supplied, the count value of the up / down counter is set to the other side for a certain period from that point.
A method for controlling an electronically controlled mechanical timepiece.

A mechanical energy source, a generator driven by the mechanical energy source via a train wheel for supplying electrical energy, a pointer coupled to the train wheel, and the generator driven by the electrical energy A rotation control means for controlling the rotation period of the electronic control type mechanical timepiece having an up / down counter.
  A reference signal generated based on a signal from a time standard source and the rotation period of the generator are detected, and one of the rotation detection signals corresponding to the rotation period is determined as an upcount signal and the other is determined as a downcount signal,
  If the counter value obtained by inputting the up-count signal and the down-count signal to the up-down counter is one of the positive side and the positive side other than the preset count value, Counting a plurality of count values on one side, and counting the plurality of count values on the other side when the counter value is the other side,
  When the count value is counted on the one side, the generator is braked until the other side count value is reached, and when the count value is counted on the other side, the generator is not braked. And
When the counter value reaches a preset maximum value or minimum value, the input of the up count signal or the down count signal to the up / down counter is prohibited.
A method for controlling an electronically controlled mechanical timepiece.