Matches 201 - 250 out of 278 < 1 2 3 4 5 6 >
Match Document Document Title
5150404 Public telephone volume control  
A volume control for a telephone having a receiver, a manual key for generating a volume increment for each operation of the key; a volume increment counter connected to the manual key for counting...
5146502 Speech pattern correction device for deaf and voice-impaired  
A portable voice or speech aid enabling a deaf or voice impaired user to make sounds into a microphone to output intelligible speech through a built-in speaker or to a text display screen.
5126731 Pneumatically-controlled, user-operated switch interface  
A pneumatically-controlled, user-operated switch interface which allows a physically disabled person to operate electronic equipment such as a computer, television, video cassette recorder and a...
5121421 Interactive telephone communication system for hearing-impaired person  
A novel interactive telephone communication system and method are provided which allow a hearing-impaired person, using a TDD, to send and receive information over a conventional two-way telephone...
5101435 Combined microphone and magnetic induction pickup system  
An ear insertable hearing aid having both a miniature microphone and a magnetic induction pickup which can be used simultaneously or alternately. The invention includes a core for the magnetic...
5086464 Telephone headset for the hearing impaired  
An adjustable telephone headset for the hearing impaired comprising a left and a right ear piece, a speaker within each ear piece, an input device, such as a microphone or magnetic induction pickup...
5029198 Telephone call responding system and control method and device therefor  
A telephone call responding system which allows the user to respond to an incoming telephone call without actually speaking to the caller personally, and, if desired, without having to pick up the...
5012508 Telephonic speech training device  
A telephonic therapy training device usable by speech-impaired persons and/or hearing-impaired persons to improve their telephone usage skills. The device is a "learn-by-doing" device wherein the...
5010575 Audio current pick-up device  
An audio current pick-up device for use with an electric wire 6 carrying an electric current containing audio information comprises a pair of substantially identical magnetic induction coil...
4992966 Calibration device and auditory prosthesis having calibration information  
A calibration device for an auditory prosthesis, such as a hearing aid, and an auditory prosthesis which contains such a calibration device. The calibration device comprises memory in which is...
4959847 Telecommunications device with automatic code detection and switching  
A telecommunications device automatically detects the code used by a second telecommunications device to which the devices are linked to transmit and receive therebetween. After the...
4953205 Flickering device for telephone sets  
A flickering device for telephone sets includes a phone housing having all the necessary elements and telephone circuits disposed therein for effecting communication operations with an open section...
4926459 Hearing assist telephone  
A telephone set adapted for use by hearing impaired and visually impaired persons is disclosed in which the frequency response of audio signals produced from the handset receiver of the telephone...
4918721 Push button phone capable of sending to the telephone line alphabetical characters  
A pushbutton telephone is used by a calling party to transmit both upper and lower case alphabetical characters on the telephone lines. Upper and lower case characters are selected for transmission...
4918745 Multi-channel cochlear implant system  
A method and system is described for electrically stimulating the auditory nerve with multiple channels of audio information. Audio information is transmitted from an external microphone to a...
4908845 Audio/telephone communication system for verbally handicapped  
In one exemplary embodiment, an audio/telephone communication system for verbally handicapped individuals is disclosed that comprises a programmed computer, and a matrix of touch-sensitive contacts...
4903290 Device for mounting a telecommunications device for the deaf in a public phone booth  
A device for mounting a telecommunictions device for the deaf ("TDD") to a pay telephone booth which provides an enclosure for storing the TDD when not in use, and a mechanism for attaching the TDD...
4897868 Public terminal receptacle  
A public terminal receptacle for containing, protecting, and allowing a user access to a computer terminal, telecommunications device for the deaf, or another type of terminal which is...
4864611 Telephone handset attachment for use in-the-ear hearing aids  
An attachment for a telephone handset used by users of in-the-ear hearing aids including a cup shaped member which acoustically couples the handset to the ear and serves to cancel feedback between...
4823384 Telephone apparatus for the hearing impaired  
A telephone accessory for use by hearing impaired individuals wearing hearing aids which enables a conventional telephone to be used without causing annoying feedback. The telephone accessories...
4810996 Patient communication and diagnostic device  
A dental patient communication device to be used in instances when verbal communication is impossible or impracticable such as during dental examination and treatment; the device comprising a...
4777474 Alarm system for the hearing impaired  
The present invention is an alarm for the hearing impaired. A base station includes alarm receiving circuits for receipt of alarm signals. These alarm signals could be a telephone ringing signal, a...
4773088 Telephone amplifier with switchable gain control  
An amplifier for controlling the volume in a telephone instrument of the general type including coin-operated and pay type telephone instruments is enclosed in the telephone housing and provides a...
4764957 Earpiece, telephone handset and headphone intended to correct individual hearing deficiencies  
An earpiece comprises a suction cup sensor, a preamplifier, a potentiometer for varying the gain of the amplifier, a pass band filter and electronic means enabling the user to adjust the central...
4754474 Interpretive tone telecommunication method and apparatus  
A telecommunication method and apparatus for the deaf and hearing impaired uses the discrete dual frequency tones produced by each button on a telephone key pad to represent one of three letters...
4731822 Held party notification feature  
This invention provides an audible indication to a held party indicating when a call is removed from the hold state. Heretofore, when two parties on a call are in a talk state and a first party...
4727567 Operator station for telephone exchange  
The operator station comprises a series of manual controls on a keyboard for handling calls, some of which are provided with a visual LED indicator, and an alpha-numeric display (53) for the items...
4706067 Switch actuated communication device  
A device for generating an output information message by the manipulation of a single switch, to form a sequence of switch closures of varying duration. The device includes dot feedback circuitry...
4679231 Telephone accessory housing  
A casing for an auxiliary device to optically display an incoming telephone call includes a bottom portion which is detachably connected to a cover portion. Accommodated in the so-formed interior...
4677659 Telephonic data access and transmission system  
A system for transmitting and accessing data through a standard telephone system. The system including activating a key or sequence of keys wherein each key represents a plurality of letters....
4674112 Character pattern recognition and communications apparatus  
A communication apparatus and method designed to interface with a standard, twelve key, dual tone, multiple frequency telephone, which allows easy, non-verbal entry of a message. Although...
4650927 Processor-assisted communication system using tone-generating telephones  
A processor-assisted system helps persons with speech or hearing handicaps communicate with any telephone caller having an ordinary tone generating telephone. With minimal training, the caller can...
4651145 Communication system for the disabled in which a display target is selected by encephalogram response  
A method of oculo-encephalographic communication in which a plurality of optical stimuli provide unique code which can be identified from the EEG of viewer. The code is preferably an M-sequence...
4637402 Method for quantitatively measuring a hearing defect  
A method is described for measuring the hearing deficit of a person preparatory to providing a hearing aid designed in accordance with analysis of the deficit, wherein frequency bands over which...
4608457 Telecommunications device for the hearing impared  
This apparatus having means responsive to a dual multifrequency telephone output to provide an electrical signal to an automatic gain control so as to provide preconditioning to a signal for...
4596899 Telephone hearing aid  
A portable telephone hearing aid having an acousto-acoustic/magnetic amplifier providing a maximum gain of 20 dB has a circular housing at one end of a U-shaped resilient clip member for attaching...
4578542 Line powered flasher circuit for ringing signal  
A flasher circuit for providing intermittent pulses of light in response to the presence of a ringing signal on a telephone subscriber line. The circuit is powered solely from the energy available...
4546383 Method and apparatus for visual telecommunications, in particular for use by the deaf  
In a system for visual telecommunications, e.g. for use by deaf people, an electronic camera (20) makes an image of a moving subject for transmission. The TV type image is passed through a contour...
D280099 Telephone keypad for a combined radio, clock and telephone set  
4495383 Hands-free telephone-speaker interfacer  
An apparatus for interfacing a speaker phone with a telephone network includes switch means for selectively connecting said interfacing apparatus with a telephone network to permit either...
4490585 Hearing aid  
A hearing aid is made up of an automatic filter circuit for transmitting an input signal in a predetermined characteristic, and a low frequency component detecting circuit for detecting the low...
4453043 Telephone for a physically handicapped person  
A telephone for a physically handicapped person has a transducer which is selected for easy actuation by the handicapped person. The transducer may, for example, be operated orally. When the...
4426555 Telephone communications device for hearing-impaired person  
A device for visually presenting communications information, communicated over the telephone network by a pair of sequential dual-tone-matrix-frequency (DTMF) signals to a hearing-impaired person's...
4421953 Telephone tactile alert system  
A telephone user who cannot hear the telephone ringing is alerted, other than audibly, to the fact that the telephone must be answered. A radio transmitter at the telephone is driven by ringing...
4379210 Ringing detector for use by the deaf  
A ringing detector circuit for use by the deaf which may be connected between the tip and ring conductors (11, 12) of a subscriber set to cause an incandescent lamp (40) to flash to half brightness...
4307266 Communication apparatus for the handicapped  
A communication device coupled to a standard telephone which has an alphanumeric rotary dial or pushbutton keyboard. A simple, easily-learned code (11) is utilized which can be transmitted over...
4301335 Visual telephone or other annuciator ringing indicator  
A ribbon of light with a bright spot moving thereacross is generated by a series of sequentially located indicator lamps or LED's, sequentially energized by a ring counter which, in turn, is...
4281220 Telephone dialing and answering device  
A telephone dialing apparatus includes a housing to enclose the base portion of a telephone, a hook switch operating solenoid in the housing, a motor driven dial-operating drive disc, a switch unit...
4268721 Portable telephone communication device for the hearing impaired  
A portable telephone communications device for the hearing impaired can be carried in the pocket of the user and attaches directly to the telephone handset without intrusion. It includes a keyboard...
4214229 Remote control apparatus  
A remote control device adapted to operate on a single remotely transmitted standardized command signal of a specific duration having a frequency within a predetermined frequency band, to actuate...
Matches 201 - 250 out of 278 < 1 2 3 4 5 6 >