Title:
EXTERNAL SYNCHRONIZING CIRCUIT
Document Type and Number:
Japanese Patent JP3039157
Kind Code:
B2
Abstract:
PURPOSE: To suppress the temperature fluctuation of a horizontal phase in an external synchronizing circuit used for a video equipment like a TV camera, etc.
CONSTITUTION: A horizontal phase control part is provided with the clock counter parts 9 and 10, and a monostable multivibrator 12. Then the preset value of both parts 9 and 10 and the time constant of the multivibrator 12 are changed for the control of the phase.
Inventors:
Kazuhisa Kaise
Application Number:
JP24401292A
Publication Date:
May 08, 2000
Filing Date:
August 21, 1992
Export Citation:
Assignee:
NEC
International Classes:
H04N5/073; H03L7/18; H04N5/232; (IPC1-7): H04N5/232; H03L7/18; H04N5/073
Domestic Patent References:
| JP5311517A | ||||
| JP1256879A | ||||
| JP61295718A | ||||
| JP63310250A | ||||
| JP57145439A | ||||
| JP2188086A | ||||
| JP382291A | ||||
| JP1190114A | ||||
| JP3130672U | ||||
| JP5521512B2 |
Attorney, Agent or Firm:
Masaki Yamakawa