Matches 1 - 50 out of 107 1 2 3 >
Match Document Document Title
7092511 Telephone for retrieving memory content through simple operation  
A telephone enabling a user to search a telephone directory using a simple and trouble-free operation. The telephone has a storage unit for storing names to be called and corresponding telephone...
7068777 True DTMF dialer  
A circular dial buffer is implemented in appropriate random access memory (RAM) accessible by a DSP for the purpose of storing DTMF digits to be generated and output on, e.g., a telephone line. To...
7020280 Method of processing phone dialing/redialing function and the device thereof  
A method of processing a phone dialing process. At first, whether the dial key signal of the dial device is inputted is checked. When the dial key signals of the dial device are inputted and the...
6961424 Protected mechanism for DTMF relay  
There is provided methods and devices for relaying tone events in a communication system. A first tone data indicative of a first tone is received and buffered. Following, a second tone data...
6823065 Auto-dial business card system  
A business card communication system and auto-dial business cards. The auto-dial business cards include business information indicia and computer readable call connection information. The computer...
6320957 Telephone dialler with easy access memory  
An advanced telephone dialler has been described, incorporating a fast retrieval and dial telephone directory. The system simplifies the use of the telephone directory by using a single sliding or...
6018580 Non volatile automatic telephone dialer circuit  
An automatic telephone number dialing circuit powered from a standard telephone network wire for storing telephone numbers using non-volatile memory including a one-touch dialing device that...
5963636 System and method for programming numbers into the autodial memory of a telephone  
A telephone having a repertory dialing capacity and the associated method of programming new number sequences into the repertory dialing memory of the telephone. The telephone includes dialing...
5859913 Method and system for the high-speed generation and transmission of a sequence of characters by means of voice frequencies  
Disclosed is a method enabling the generation, by means of voice frequencies, of a sequence of several characters and the high-speed transmission of these characters. This method comprises the step...
5859905 Cycle-modulating type of dual-tone multifrequency generator  
A cycle-modulating DTMF generator for generating a DTMF signal; the generator comprises a programmable time-pulse generator, counters or up/down counters, a memory unit for storing data, a digital...
5825871 Information storage device for storing personal identification information  
An information storage device for storing and outputting personal identification information. The storage device includes memory and a controller. The memory stores personal identification...
5802152 Modem speed dialer circuit  
A modem speed dialer circuit, used in conjunction with a modem, controls operation of the phone jack of the modem to enable the modem to automatically change the on/off hook status of a connected...
5761271 Telephone answering device with improved pager access feature  
A telephone answering device, having an automatic page feature for automatically paging a user after a message has been recorded thereon, is programmed to dial the telephone number of a paging...
5732133 System and method for selecting and generating telephone access numbers for limiting access to a telephone service  
A system and method for selecting and generating telephone access numbers for limiting access to a telephone service. The system includes an auto-dialer having a system clock, a memory device, a...
5710808 Telephone dialling code processor  
A telephone dialling code processor intercepts outgoing dialling codes such as tones or pulses from a telephone terminal or the like and if the sequence matches a stored sequence it transmits a...
5706341 Active digit cancelling parallel dialer  
A method of dialing digits using dual tone multifrequency (DTMF) signals comprised of generating a digit from a DTMF generator comprised of a first pair of signals forming a DTMF signal, one signal...
5706340 Telephone apparatus including circuit for producing dial data from serial key data  
A serial data generating circuit and a key input signal generating circuit are provided at a panel substrate side, and input key data are transmitted in series to a main substrate side of a...
5684858 Data transmission apparatus for use with a security system having a telephone dialer  
A data transmission apparatus includes a telephone line interface, a telephone line fault detector, DTMF and pulse dialing detectors, data pulse and tone detectors, a tone generator, a...
5636270 Method of producing signals commonly used with telephones  
This invention describes a universal method of producing a plurality of analog telephone signal types, commonly used repeatedly, with telephone peripheral, terminal and central office equipment,...
5583933 Method and apparatus for the secure communication of data  
An auto-dialer suitable for use as a smart card capable of being acoustically coupled to a telephone and being reprogrammed in response to acoustic signals. The programming and other features of...
5495525 Non-volatile automatic telephone number dialer circuit  
A telephone having a non-volatile circuit for automatically dialing 911 upon depression of a single key includes an oscillator activated in response to depression of the key for transmitting clock...
5483577 Single chip telephone answering machine, telephone, speakerphone, and ADSI controller  
The invention provides a single chip digital answering machine, telephone, speakerphone and analog display services interface controller circuit. The invention includes a telephone controller...
5465297 Telephone line seizure circuit  
The present invention is directed to a telephone line seizure circuit which may find particular application in home security systems which feature an automatic dialer which automatically sends an...
5455857 Automatic telephone calling card  
An automated calling card is provided having internal means for generating audible tones representative of a telephone number or calling card number to be dialed. A small, card-shaped unit houses a...
5210790 Device for setting and tone dialing a single telephone number  
A device for setting and tone dialing a single telephone number includes a telephone number setting device to generate a digital signal corresponding to the binary equivalent of the digits of the...
5157720 Dialler chip mode signal  
A telephone circuit arrangement allows the use of a (high voltage) dialler chip (3) without a mode select output in a low voltage telephone. A filter (R1,C1) derives control signals from the DTMF...
5113434 Battery boosted dial memory  
A telephone subset has a dial circuit (2) which can be powered from the exchange line (11, 12) via a regulated voltage terminal (VDD) of an associated transmission circuit (3) when the subset is...
4995077 Card-like device having a microprocessor and speaker for communicating with a telephone line  
A card-like device having a microprocessor and a speaker to communicate with telephone line, the device also including a single switch which when depressed by a user first activates the device and...
4941172 Preprogrammed autodialer and related process  
An automatic telephone number dialing service for use with mass-distribution media products to enable consumers to automatically dial a preprogrammed number associated with one or more sources of...
4860349 Telephone memory controller arrangement  
Telephone numbers are stored and retrieved for automatic redialling by an arrangement that includes a memory map of bits. Each bit is uniquely associated with a respective redial key and a...
4841561 Operating default group selectable data communication equipment  
A modem which is provided with the operating parameters of a plurality of countries and can be made compatible with the country in which the modem is to be used is provided. The universal modem...
4805212 Automatic telephone dialing method and apparatus  
There are disclosed automatic telephone dialing method and apparatus that can be commonly used in a plurality of countries for telephone-related devices such as telephone sets. According to the...
4737984 Dial tone detector  
A dial tone detector is provided possessing a precise definition of a passband. In one example, virtually infinite roll off is achieved in less than 5 hertz. An incoming analog signal of at least a...
4682357 Automobile telephone apparatus  
An automobile telephone apparatus comprising a CPU memory means for repertory dialing, and sound producing means to provide audible feedback to the user. The device emits a tone pulse each time a...
4675898 Single tone telephone receiver  
A single-tone receiver for a device which only needs simple data which can be encoded in the seven or eight single tones which can be generated by an ordinary pushbutton telephone is provided. A...
4607143 Apparatus for effecting a redialling interruption of any optional duration  
Apparatus for effecting a redially interruption of any optional duration starting from a redialling circuit having an input terminal and an output terminal, the output terminal supplying an...
4591666 Protection circuitry for subscriber's telephone circuit equipped with repertory memory  
A protective circuit for use in a subscriber's telephone circuit that includes a repertory memory and includes a battery which provides memory retention current. Circuitry permits the battery to be...
4563548 Method and circuit for telephone dialing signal generation  
A method for approximating signals having sinusoidal waveforms with signals having trapezoidal waveforms, and a circuit for generating digital dual-tone multi-frequency (DTMF) dialing signals. The...
RE32012 Spoken word controlled automatic dialer  
A speech controlled dialing circuit identifies input utterances which may be a command word (mode select), repertory word (dialing name or number), or nonrecognized ("Other"). Responsive to the...
4546211 Remote digital control transmitter device  
A telecommunication system to operate a selected operating device including a digital code generating device to generate first and second coded signals having an actuating input to receive an...
4535204 Telephone dialling system  
A telephone dialling system uses a hand-held wand to read telephone numbers represented in bar-code form. The coded numbers are converted to electrical signals, stored and then dialed out in...
4513175 Automatic calling systems for accessing communications networks  
A processor-controlled automatic calling system is provided in accordance with the teachings of the present invention. The automatic calling system is connected to a plurality of telephone lines...
4503291 Repertory dialer with efficient data storage  
Method and apparatus are provided for microprocessor controlled storage and dialing of telephone numbers and storage and access of associated data. Each entry includes a telephone number field and...
4485274 Sharing an automatic dialer among plural communication channels  
Apparatus and method for selecting one of a plurality of communication channels in response to a preselected signal thereon involve sequentially coupling a primary terminal to a plurality of...
4482786 Memory dialer system for use with plural telephones and having provision for stacking more than one user  
The invention is directed to a memory dialer system in which a central memory system is used for all extensions of a particular telephone network. The system can be used with up to four telephone...
4479123 Automatic Calling Unit control system  
In a data communications system where a plurality of line adapters connect to remote peripheral units there is provided a control system for controlling selected Automatic Calling Units which can...
4475013 Repertory automatic telephone dialing apparatus wherein a name and telephone number are searched by depressing one or more letter code keys  
The automatic telephone dialing apparatus or repertory telephone dialer system includes a microprocessor, a keyboard and control and routing circuits coupled to and between the keyboard, the...
4453040 Telephone feature assignment circuit  
A telephone feature assigment circuit for use in a telephone having a plurality of features and pushbuttons. Each feature can be assigned to a selected one of the pushbuttons. The telephone also...
4434326 Circuit arrangement for establishing and terminating a data connection  
In a circuit arrangement for establishing and terminating a connection in a subscriber communication system, the arrangement including a data transmission device arranged to be connected to an...
4417100 Emergency dialer system  
The present invention is directed to a means of alerting a distant party through a telephone call and a predetermined alarm that a distressed party has activated a distress button. The distressed...
Matches 1 - 50 out of 107 1 2 3 >