Invention Grant
US4296407A Digital frequency synthesizer with frequency divider programmable in
response to stored digital control signal
失效
具有分频器数字频率合成器，可响应存储的数字控制信号而编程
- Patent Title: Digital frequency synthesizer with frequency divider programmable in response to stored digital control signal
- Patent Title (中): 具有分频器数字频率合成器，可响应存储的数字控制信号而编程
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Application No.: US38991Application Date: 1979-05-14
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Publication No.: US4296407APublication Date: 1981-10-20
- Inventor: Hiroshi Minakuchi
- Applicant: Hiroshi Minakuchi
- Applicant Address: JPX Osaka
- Assignee: Matsushita Electric Industrial Co.
- Current Assignee: Matsushita Electric Industrial Co.
- Current Assignee Address: JPX Osaka
- Main IPC: H03J5/02
- IPC: H03J5/02 ; H03K23/66 ; H03L7/18 ; H03K13/20
Abstract:
A digital frequency synthesizer comprises a programmable frequency divider, an analog-to-digital converter for converting an analog program control signal into a digital signal, and a digital storage medium for storing the digital signal to control the frequency division ratio of the programmable frequency divider in accordance with the digital value of the stored signal.
Public/Granted literature
- US4742626A Golf shoe sole Public/Granted day:1988-05-10
Information query
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