首页 / 专利库 / 广播 / 手机电视 / Television interphone device

Television interphone device

阅读:133发布:2023-03-05

专利汇可以提供Television interphone device专利检索,专利查询,专利分析的服务。并且PURPOSE: To rapidly confirm a picture information and to remove worry of omitting its recording by extracting the picture information in interlinking with the operation of a push button, recording it in the plural number of mem ory addresses, and further, updating the stored contents successively after it is recorded.
CONSTITUTION: At every operation of a call button 6 by a visitor, picture of a predetermined number of sheets of the picture information of a television camera 3 are successively recorded in the plural number of the memory addresses of a semiconductor storing device 14. Then, after the plural number of the memory addresses of the semiconductor memory device 14 is recorded, at every operation of the call button 6, the picture of the predetermined number of the sheets of the picture information of the television camera 3 is rewritten in the plural number of the memory addresses of the semiconductor storing device 14. Thus, a rapid reproduction can be performed, and the omission of a recording can be prevented without a necessity of a large device like a tape recorder, and without a necessity of the operation such as a rewinding to take a long time, at the time of the reproduction.
COPYRIGHT: (C)1988,JPO&Japio,下面是Television interphone device专利的具体信息内容。

高效检索全球专利

专利汇是专利免费检索,专利查询,专利分析-国家发明专利查询检索分析平台,是提供专利分析,专利查询,专利检索等数据服务功能的知识产权数据服务商。

我们的产品包含105个国家的1.26亿组数据,免费查、免费专利分析。

申请试用

分析报告

专利汇分析报告产品可以对行业情报数据进行梳理分析,涉及维度包括行业专利基本状况分析、地域分析、技术分析、发明人分析、申请人分析、专利权人分析、失效分析、核心专利分析、法律分析、研发重点分析、企业专利处境分析、技术处境分析、专利寿命分析、企业定位分析、引证分析等超过60个分析角度,系统通过AI智能系统对图表进行解读,只需1分钟,一键生成行业专利分析报告。

申请试用

QQ群二维码
意见反馈