TCVN 6746-2000 电话带(300-3400 Hz)数字电话的传输特性
Transmission characteristics for telephones band (300-3400 Hz) digital telephones
CNS 14412-2000 整体服务数字网络第II型数字电话机
本标准规定整体服务数字网络(Integrated Services Digital Network,简称 ISDN)第 Ⅱ 型数字电话机,所使用的通信协议、构造、功能需求…等项目,使之能经由连接电信总局规范之 ISDN 网络基本速率 S/T接口(Basic Rate S/T Interface
ISDN digital phone type II
CNS 14411-2000 整体服务数字网络第I型数字电话机
本标准规定整体服务数字网络(Integrated Services Digital Network,简称 ISDN)第 I 型数字电话机所使用的通信协议、构造、功能需求…等项目,使之能经由连接电信总局规范之 ISDN 网络基本速率 S/T接口(Basic Rate S/T Interface),接取
ISDN digital phone type I
ITU-T P.310-2003 话带(300~3400Hz)数字电话机的传输特性
This Recommendation deals with sending and receiving loudness ratings, sidetone masking rating, listener sidetone rating, sending and receiving
Transmission characteristics for telephone band (300-3400 Hz) digital telephones SERIES P: TELEPHONE TRANSMISSION QUALITY, TELEPHONE INSTALLATIONS, LOCAL LINE NETWORKS Subscribers' lines and sets Study Group 12
ITU-T P.310-2009 话带(300Hz~3400Hz)数字电话机的传输特性
Recommendation ITU-T P.310 provides audio performance requirements and associated testing methods for narrow-band (300-3400 Hz) digital handset
Transmission characteristics for narrow-band digital handset and headset telephones (Study Group 12)
DB34/T 1739-2012 多媒体数字电话终端技术条件
本标准规定了多媒体数字电话终端的要求,试验方法,检验规则,标志、包装、运输和贮存。 本标准适用于在一条模拟电话线上能够同时发送和接收图像、语音及其它数据信息的具有音、视频功能的多媒体数字电话终端
YD/T 751-1995 公用电话网局用数字电话交换设备进网检测方法
本标准规定了公用电话网局用数字电话交换设备的公共测试条件,测试仪表和设备要求,测试环境及抽样办法,各类技术指标和功能的检测方法,以及用户信号方式,局间信号方式和同步性能的检测方同时,规定了原始测试数据处理和评估原则。 本标准适用于数字程控电话终端局、汇接局、长市合一局、长市农合一局、长途局
Test method for networking of digital office telephone exchange equipment in public telephone network
ANSI/TIA-470-330-C-2012 通讯.电话终端设备.数字电话接听设备.性能要求
This standard provides performance requirements for Customer Premises Equipment (CPE) incorporating a Telephone Answering Device (TAD) and intended
Telecommunications - Telephone Terminal Equipment - Digital Telephone Answering Device - Performance Requirements
ITU-R INFORME BT.1209 SPANISH-1990 避免数字电话可能产生的干扰的措施
Measures for the avoidance of possible interference generated by digital television studio equipment
CEA-851.1-A-2009 基于IP的多功能家庭网络用数字电话学
IP-Based Digital Telephony for the Versatile Home Network
YD/T 867-1996 数字电话机传输性能技术要求和测试方法
本标准规定了话音频带数字电话机传输性能进网要求及测试方法,适用于话音频带数字电话机传输性能指标的设计和测试,可作为产品传输性能质量检验和进一步制定产品标准的仁要依据
Technical requirement and test method for digital telephone transmission performances
IEEE 269-1992 模拟及数字电话机的传输性能测量的标准方法
Standard methods for measuring transmission performance of analog and digital telephone sets
IEEE 269-2019 模拟和数字电话机,话筒和听筒传输性能测量的方法
Methods for Measuring Transmission Performance of Analog and Digital Telephone Sets, Handsets, and Headsets
IEEE 269-2010 模拟和数字电话机,话筒和听筒传输性能测量的方法
Methods for Measuring Transmission Performance of Analog and Digital Telephone Sets, Handsets, and Headsets
SNI 04-7096-2005 客户电话传输和传输特性的质量-数字电话机电话波段( 300-3400赫兹)的设定
The quality of customer line telephone transmission and transmission characteristics - set for telephone band (300-3400 Hz) digital telephones
TCVN 6746-2000 电话带(300-3400 Hz)数字电话的传输特性
Transmission characteristics for telephones band (300-3400 Hz) digital telephones
CNS 14412-2000 整体服务数字网络第II型数字电话机
本标准规定整体服务数字网络(Integrated Services Digital Network,简称 ISDN)第 Ⅱ 型数字电话机,所使用的通信协议、构造、功能需求…等项目,使之能经由连接电信总局规范之 ISDN 网络基本速率 S/T接口(Basic Rate S/T Interface
ISDN digital phone type II
CNS 14411-2000 整体服务数字网络第I型数字电话机
本标准规定整体服务数字网络(Integrated Services Digital Network,简称 ISDN)第 I 型数字电话机所使用的通信协议、构造、功能需求…等项目,使之能经由连接电信总局规范之 ISDN 网络基本速率 S/T接口(Basic Rate S/T Interface),接取
ISDN digital phone type I
ITU-T P.310-2003 话带(300~3400Hz)数字电话机的传输特性
This Recommendation deals with sending and receiving loudness ratings, sidetone masking rating, listener sidetone rating, sending and receiving
Transmission characteristics for telephone band (300-3400 Hz) digital telephones SERIES P: TELEPHONE TRANSMISSION QUALITY, TELEPHONE INSTALLATIONS, LOCAL LINE NETWORKS Subscribers' lines and sets Study Group 12
ITU-T P.310-2009 话带(300Hz~3400Hz)数字电话机的传输特性
Recommendation ITU-T P.310 provides audio performance requirements and associated testing methods for narrow-band (300-3400 Hz) digital handset
Transmission characteristics for narrow-band digital handset and headset telephones (Study Group 12)
DB34/T 1739-2012 多媒体数字电话终端技术条件
本标准规定了多媒体数字电话终端的要求,试验方法,检验规则,标志、包装、运输和贮存。 本标准适用于在一条模拟电话线上能够同时发送和接收图像、语音及其它数据信息的具有音、视频功能的多媒体数字电话终端
YD/T 751-1995 公用电话网局用数字电话交换设备进网检测方法
本标准规定了公用电话网局用数字电话交换设备的公共测试条件,测试仪表和设备要求,测试环境及抽样办法,各类技术指标和功能的检测方法,以及用户信号方式,局间信号方式和同步性能的检测方同时,规定了原始测试数据处理和评估原则。 本标准适用于数字程控电话终端局、汇接局、长市合一局、长市农合一局、长途局
Test method for networking of digital office telephone exchange equipment in public telephone network
ANSI/TIA-470-330-C-2012 通讯.电话终端设备.数字电话接听设备.性能要求
This standard provides performance requirements for Customer Premises Equipment (CPE) incorporating a Telephone Answering Device (TAD) and intended
Telecommunications - Telephone Terminal Equipment - Digital Telephone Answering Device - Performance Requirements
ITU-R INFORME BT.1209 SPANISH-1990 避免数字电话可能产生的干扰的措施
Measures for the avoidance of possible interference generated by digital television studio equipment
CEA-851.1-A-2009 基于IP的多功能家庭网络用数字电话学
IP-Based Digital Telephony for the Versatile Home Network
YD/T 867-1996 数字电话机传输性能技术要求和测试方法
本标准规定了话音频带数字电话机传输性能进网要求及测试方法,适用于话音频带数字电话机传输性能指标的设计和测试,可作为产品传输性能质量检验和进一步制定产品标准的仁要依据
Technical requirement and test method for digital telephone transmission performances
IEEE 269-1992 模拟及数字电话机的传输性能测量的标准方法
Standard methods for measuring transmission performance of analog and digital telephone sets
IEEE 269-2019 模拟和数字电话机,话筒和听筒传输性能测量的方法
Methods for Measuring Transmission Performance of Analog and Digital Telephone Sets, Handsets, and Headsets
IEEE 269-2010 模拟和数字电话机,话筒和听筒传输性能测量的方法
Methods for Measuring Transmission Performance of Analog and Digital Telephone Sets, Handsets, and Headsets
SNI 04-7096-2005 客户电话传输和传输特性的质量-数字电话机电话波段( 300-3400赫兹)的设定
The quality of customer line telephone transmission and transmission characteristics - set for telephone band (300-3400 Hz) digital telephones
编辑:北检院编辑部















