Matches 1 - 50 out of 173 1 2 3 4 >
Match Document Document Title
7519165 Method for providing digital notification and receiving responses  
A method to provide a digital notification and response to groups of users comprising storing user contact data for at least one group of users, user selected priority information, and user...
7471783 Method and system for replicating ring back tones  
The present invention, in one aspect, relates to a method for replicating ring back tone (RBT). In one embodiment, the method includes the steps of sending a Play and Collect request to a media...
7418085 Special needs digital notification and response system  
A digital notification and response system utilizes an administrator interface to transmit a message from an administrator to a special needs contact device and responders contact devices. The...
7379760 Data transmission-reception system and data transmission-reception method  
A data communication system is disclosed which comprises: first terminal devices for transmitting contents and content provider identification data identifying the providers of the contents; a...
7376395 Controlling a telecommunications device  
A telecommunications device comprises a communication alert system arranged to inform the user that a telecommunications signal has been received. The communication alert system uses one of a...
7366173 Method for distributing calls to a group of end points  
A switching apparatus distributes incoming calls to end point terminals that belong to a service group and that interact with the switching apparatus via messages. The messages query the end point...
7362852 School-wide notification and response system with enhanced administrator function  
A school-wide notification and response system utilizing an administrator interface to transmit a message from an administrator to contact devices for parents, employees, and students associated...
7353047 Integrated mobile phone ring scheduler  
A mobile telephone comprises a ringer to provide an audible alert of an incoming telephone call. The mobile telephone has a ringer schedule interface to receive a ringer control schedule. The...
7260421 Communication device that communicates events using compressed audio information  
Compressed entertainment content such as audio or video or both includes additional aspects and operations associated their way. The compressed audio may be used to signal computers such as a...
7257222 Ring voltage generation circuit and method for generating a ring voltage  
The present invention relates to a ring voltage generation circuit for generating a ring voltage (VTR) between a TIP lead ( 9 ) and a RING lead ( 10 ) with minimized power loss for electronic...
7257221 Method of calling up called party, communication equipment, calling party information server, and calling control device  
To make a call, a calling-end terminal station ( 3 ) notifies a call-up control unit ( 71 ) of a communications network ( 7 ) of the terminal station number of a called-end terminal station ( 5 )...
7248890 Channel power balancing in a multi-channel transceiver system  
A transceiver according to some embodiments of the present invention receives data from a plurality of frequency separated transmission channels from a complementary transmitter of another...
RE39406 Telephone line coupler  
The telephone line coupler circuit has a single transmit opto-coupler whose output includes a DC bias component connected to a gate of a line seize switch for connecting a DC line seize load across...
7136679 Call category for a call that terminates at announcement server component  
An apparatus in one example comprises a call control component that sets a call category for a call to indicate that the call terminates at an announcement server component prior to connection with...
7046797 Telephone system with controllable ringing voltage  
A telephone system includes a controllable ringing generator for generating a ringing signal and an interface for providing a ringing voltage derived from that signal on the transmission line. The...
7010120 Method for adjusting a ringing signal current in a subscriber line and circuit arrangement  
The invention creates a method for adjusting a ringing signal current in a subscriber line ( 106 ), a ringing signal generator ( 114 ) which generates the ringing signal being connected with one...
7003089 Splitter for analog telephone signal and digital data  
In a telephone system where frequency multiplexed analog telephone signals and digital data signals are transmitted over a line, incoming calls are announced to the customer installation by a...
6954531 Software controlled ring voltage generator  
A ring voltage generator uses values stored in random access memory to generate a train of pulses used to drive a voltage waveform to ring a telephone ringer. The values are stored in RAM, and are...
6930751 Method and apparatus for reducing false hook detection  
A method and apparatus is provided reducing false switch hook detection in a line card coupled to a subscriber loop. The method comprises operating in a first state of the line card, receiving a...
6917681 Peak power management and active decoupling arrangement for span-powered remote terminal access platforms  
A power management circuit for a remote access platform extracts power from a wireline for powering a ring generator that generates a ringing voltage signal that is distributed to a plurality of...
6879848 Method and apparatus for alerting an operator of an incoming cellular or portable phone call  
A method and apparatus for notifying a user of an incoming cellular telephone call are provided. The apparatus includes a cellular telephone body having at least a back surface, a first transducer...
6879687 Apparatus for sending a ringing signal and data with reduced impulse noise  
An apparatus which produces a ringing signal for a telephone system, effectively suppressing impulse noises. A ringing voltage generator produces a ringing voltage. A ringing signal sending unit...
6711239 System and method for identifying a callee of an incoming telephone call  
The present invention comprises an improved telephone system and method that determine the identity of the callee of an incoming telephone call. A distinctive ring is selected by one or more of the...
6671370 Method and apparatus enabling a calling telephone handset to choose a ringing indication(s) to be played and/or shown at a receiving telephone handset  
A telephone system includes a plurality of telephone terminals wherein a call that is placed from a calling telephone terminal to a receiving telephone terminal is announced by activating a...
6658105 Method to reduce distortion of a digital data signal by a pots ringing signal, and related telephone ringing signal generator  
To reduce the distortion of digital data due to on/off switching of the ringing of a Plain Old Telephone Service (POTS) signal (RINGING 1 , RINGING 2 ) transmitted simultaneously with the digital...
6650746 Urgency of call indication to called party through distinctive notification  
An indication of urgency of a call is received from a caller. The urgency indication is communicated to the called party through a distinctive notification, such as distinctive ringing. The urgency...
6504874 Arrangement for digital transmission of information across wires  
An arrangement is provided for digital transmission of information via lines between a line termination ( 1 ) of a telecommunication network and subscribers (Tln) connected to the line termination....
6480596 Direct inward-outward dialing trunk circuit  
A direct inward-outward dialing (DIOD) trunk circuit having a DIOD detecting/sending circuit connected to tip and ring terminals connected to a central office line and a primary coil of a...
6449359 Telephone identification calling apparatus and procedures  
Method for improving the calling procedures of telephones by creating customized messages for telephones coupled to a telephone exchange. The messages are registered on one or more sections of...
6389134 Call progress monitor circuitry and method for a communication system  
A call progress monitor circuit is disclosed for a digital DAA in which digital information is transmitted across an isolation barrier from phone line side circuitry to powered side circuitry. In...
6192231 Telephone apparatus  
A telephone apparatus connects to a telecommunications network via an exchange line. It has signal recognition for detecting and recognizing calling line identity (CLI) and called number identity...
6169800 Integrated circuit amplifier and method of adaptive offset  
Alert amplifier (10) has a peak detector (22) and an operational amplifier (30) that dynamically set a bias voltage of a transducer (32) to minimize the standby current. In the absence of an input...
6167135 Method and apparatus for generating a ringing signal  
In generating a ringing signal of predetermined frequency and shape between the A- and B-wires to a subscriber's station in a telephone network, the ringing signal is directly injected in or...
6101252 CAS tone disguising method and apparatus  
The ADSI system 100 has a file stored in RAM 202 or ROM 204. The file plays a CAS tone. The CAS tone is disguised by playing one or more introductory tones as frequencies lower than the CAS tone....
6088440 Method and apparatus for operating a telephone exchange having selectable audio sources  
5960075 Switchmode power converters for telephone subscriber line interface circuits  
A power converter forming part of a telephone subscriber line interface circuit selectively generates a ringing signal waveform, for supply to the line, or a supply voltage for a driver circuit for...
5949852 Method for recording messages for absent parties  
A method is described for electronically recording messages after the called telephone goes off-hook. The method may be physically implemented by an apparatus in the home or office, or by a system...
5926537 Generating a distinctive ring tone for a calling party subscriber within a telecommunications network  
In response to an incoming call connection request, a terminal type associated with a called party subscriber terminal is communicated back from a terminating exchange to an originating exchange....
5910976 Method and apparatus for testing customer premises equipment alert signal detectors to determine talkoff and talkdown error rates  
A method and apparatus for testing a customer premises equipment (CPE) alert signal detector used to detect the start of a Caller ID data transmission using test CPE alert signals generated by a...
5881147 Ring varying technique for a telephone  
A technique for selectively storing as a selected ring one of various rings programmed in a ROM within a controller of a telephone which has a controller for storing a program for various rings...
5844977 On-hook customer premise equipment alerting signal detection  
An apparatus for detecting customer premise equipment alerting signals (CAS) in a first telephone having a transmit circuit and a receive circuit and a hybrid line termination for connecting the...
5838788 Telephone ringing signal generator  
A telephone ringing signal generator includes a DC converter for producing high positive and negative voltages that define peak amplitudes of the ringing signal, which is produced by low pass...
5836009 Caller ID telephone with signal attenuation  
A telephony call waiting feature is provided wherein a caller ID information related to a third party wishing to converse with a first party already engaged in a conversation with a second party is...
5835582 Telephone call alerting system and information processing system used in such  
A telephone call alerting system is applied to a telephone communication system accommodating a line to which a telephone terminal is connected, a plurality of telephone numbers being assigned to...
5802166 Dual signal triggered message waiting notification system for indicating storage of different types of messages awaiting retrieval  
A message waiting notification system comprising a telephone provider's off premise central switching office connected to a Dual Signal Triggered Message Waiting Indicator (DSTMWI) circuit via a...
5796815 Communications device with improved ring signal detection  
A communications device is presented which is able to detect a ring signal without the need for dedicated ring signal detection circuitry. The communications device includes a hookswitch coupled...
5699419 Analog multibutton telephone keysets  
A keyset that connects to telephone switches via analog lines, wherein a processor in the keyset communicates with the switch via in-band signaling to provide keyset functionary. When a call comes...
5696817 Apparatus and method for determining the source of a telephone communication  
A communication apparatus in accordance with the present invention determines the origin of an incoming telephone communication based on the calling party's number. When a call is made to a...
5682423 Electrical power and telephone ringer signal distribution system  
A telephony system includes a plurality of local network terminations connected to a street cabinet in turn connected to an exchange. The street cabinet has a power supply for supplying voltage, a...
5666406 Hazard prevention for telephone line interface circuits  
A telephone line interface circuit comprises a controlled voltage generator for selectively generating a ringing voltage waveform for a telephone line or a supply voltage for a drive circuit for...
Matches 1 - 50 out of 173 1 2 3 4 >