CN103458227B - 一种两线制传输楼宇可视对讲系统 - Google Patents
一种两线制传输楼宇可视对讲系统 Download PDFInfo
- Publication number
- CN103458227B CN103458227B CN201310353886.3A CN201310353886A CN103458227B CN 103458227 B CN103458227 B CN 103458227B CN 201310353886 A CN201310353886 A CN 201310353886A CN 103458227 B CN103458227 B CN 103458227B
- Authority
- CN
- China
- Prior art keywords
- signal
- circuit
- indoor unit
- audio
- frequency apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310353886.3A CN103458227B (zh) | 2013-08-14 | 2013-08-14 | 一种两线制传输楼宇可视对讲系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310353886.3A CN103458227B (zh) | 2013-08-14 | 2013-08-14 | 一种两线制传输楼宇可视对讲系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103458227A CN103458227A (zh) | 2013-12-18 |
CN103458227B true CN103458227B (zh) | 2014-05-14 |
Family
ID=49740130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310353886.3A Active CN103458227B (zh) | 2013-08-14 | 2013-08-14 | 一种两线制传输楼宇可视对讲系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103458227B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104954530B (zh) * | 2015-07-07 | 2016-04-20 | 慧锐通智能科技股份有限公司 | 一种楼宇对讲机的自动测试系统及方法 |
CN106060449A (zh) * | 2016-07-15 | 2016-10-26 | 厦门理工学院 | 一种适用于可视对讲系统的信息传输测控系统及方法 |
CN115426469A (zh) * | 2022-08-04 | 2022-12-02 | 杭州海康威视数字技术股份有限公司 | 楼宇对讲系统的主机设备、从机设备及楼宇对讲系统 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100502499C (zh) * | 2005-08-03 | 2009-06-17 | 上海联腾智能科技有限公司 | 楼宇可视对讲系统 |
CN202514005U (zh) * | 2012-01-18 | 2012-10-31 | 张良浩 | 一种在两芯线上传输音视频数据的系统 |
CN103152559B (zh) * | 2013-03-29 | 2014-04-16 | 厦门狄耐克电子科技有限公司 | 楼宇可视对讲系统及系统音频、音频视频同步处理方法 |
-
2013
- 2013-08-14 CN CN201310353886.3A patent/CN103458227B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN103458227A (zh) | 2013-12-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103260105B (zh) | 一种利用电子设备的电源向anc耳机供电的方法及设备 | |
CN109166578A (zh) | 移动终端、语音控制方法及相关产品 | |
CN103458227B (zh) | 一种两线制传输楼宇可视对讲系统 | |
CN110113728A (zh) | 音频数据传输方法,车机平台、车机与可读存储介质 | |
US20060149829A1 (en) | Monitor system | |
CN105049998B (zh) | 一种音频通信设备 | |
CN212063995U (zh) | 会议系统 | |
CN201336727Y (zh) | 一种支持双音频设备的智能家居系统 | |
CN205430462U (zh) | 一种基于无线门口机的楼宇对讲系统 | |
CN203590350U (zh) | 一种通过两信号线进行供电和通讯的可视对讲系统 | |
CN202979154U (zh) | 基于电力通信技术的楼宇对讲系统 | |
RU2703290C1 (ru) | Комплекс внутриобъектовой цифровой связи и трансляции | |
CN103384352B (zh) | 电梯远程对讲系统及接入装置 | |
CN203590349U (zh) | 一种外接两信号线进行通讯的室外可视对讲机控制系统 | |
CN101816136B (zh) | 用于传输人体的声波的方法和设备 | |
CN105357612B (zh) | 一种拾音装置、方法及终端设备 | |
CN204539326U (zh) | 一种可视对讲系统之门口机 | |
CN104393943A (zh) | 一种紧急语音广播疏散系统 | |
CN106034175B (zh) | 一种信息处理方法及电子设备 | |
CN216599997U (zh) | 切换电路及无线耳机 | |
CN215187082U (zh) | 一种两线制传输的智能家居系统 | |
RU2687239C1 (ru) | Комплекс внутриобъектовой цифровой связи и трансляции | |
JP2001186509A (ja) | テレビドアホンシステム | |
CN114143669B (zh) | 语音控制系统及音频设备 | |
CN218754342U (zh) | 一种主动降噪的电梯视频监控管理机 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 361000 E building, No. 1 Seaview North Road, Xiamen District, Xiamen, China (Fujian) free trade zone, Fujian, China Patentee after: Xiamen xingtel intelligent Polytron Technologies Inc Address before: C-Link Electronics Building No. 2 361000 Fujian city of Xiamen Province torch torch high tech Zone Innovation Park Road 5 floor Patentee before: Xingtel Security Xiamen Co., Ltd. |
|
CP03 | Change of name, title or address | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Two-wire system transmission building visible walky-talky system Effective date of registration: 20190426 Granted publication date: 20140514 Pledgee: Xiamen finance Company limited by guarantee Pledgor: Xiamen xingtel intelligent Polytron Technologies Inc Registration number: 2019990000366 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190730 Granted publication date: 20140514 Pledgee: Xiamen finance Company limited by guarantee Pledgor: Xiamen xingtel intelligent Polytron Technologies Inc Registration number: 2019990000366 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |